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Mechanical Engineering Complete Lecture Notes|Syllabus|E-Book|Tutorial and Lectures Notes| All Question Banks|Time table|Lab manuals|Seminars/Projects and Results

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Welcome to Mechanical Engineering  and why mech?

Mechanical engineers are in demand in various well paid segments like automobiles, space centers, trucks, airplanes, and trains among others. They would also be dealing with many other useful activities like the economical combustion of fuels and the application of mechanical energy to do various tasks.Mechanical Engineering offers a strong base for professional engineering practice, and in many other related segments.preparing project mechanical engineering is the key to success. No matter what type of project you choose, make sure you take the time to consider all relevant factors

Mechanical Engineering Complete Lecture Notes|Syllabus|E-Book|Tutorial and Lectures Notes| All Question Banks|Time table|Lab manuals|Seminars/Projects and Results 

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latest M.E/M.Tech Prjoects Question Banks five years collection free download

  ME2303 Design of Machine Elements Anna University Question Papers  ME2203 KINEMATICS OF MACHINERY Anna University Question Papers  ME2301 Thermal Engineering Anna University Question paper  ME2253 Engineering Materials and Metallurgy Anna University Question Papers  ME2304 Engineering Metrology and Measurements Anna University Question paper    ME2304 Engineering Metrology and Measurements Anna University Question paper  

ME1252 KINEMATICS OF MACHINERY

(Common to Mechatronics Engineering)

(a) Instructions : 1. Answer ALL the questions.

(b) 2. Write brief procedure for graphical constructions.

(c) 3. Sketches should be drawn neatly.

(d) 4. Answers without units and with wrong units will carry less marks.

(e) 5. Symbols used should be explained atleast once in each solution.

(f) 6. Answers without writing the relevant equations and equations without substituting the data will carry ZERO

PART A — (10 ´ 2 = 20 marks)

1. How many inversions are possible from a four–bar kinematic chain? Name them based on their input–output motions.

2. What are the three conditions to obtain a four–bar crank–rocker mechanism?

3. Sketch the Geneva wheel indexing mechanism and state its application.

4. Distinguish normal component of acceleration and tangential component of acceleration.

5. State the advantages of cam mechanisms over linkage mechanisms.

6. Briefly write about undercutting in cam mechanisms.

7. State the relationship between circular pitch and the module.

8. Briefly write about reverted gear train with suitable sketch.

9. State the laws of dry friction.

10. The coefficient of friction between the belt and the pulley in a belt drive is 0.3. The angle of lap is 165°. If the tension on the tight side is 3000 N, determine the tension on the slack side.

PART B — (5 ´ 16 = 80 marks)

11. (i) Define transmission angle. Sketch a drag–link mechanism in maximum transmission angle and minimum transmission angle positions. (4)

(g) (ii) Define kinematic inversion. Describe in detail with neat sketches an elliptic trammel. (6)

(h) (iii) Design a four–bar crank rocker quick return mechanism for the following data : Rocker swing angle = 90°, Time ratio = 1.25 and output link length = 60 mm. (6)

12. (a) (i) How will you determine the magnitude and direction of the Coriolis Acceleration vector? (2)

(i) (ii) In a four–bar mechanism ABCD, the link lengths in mm are as follows : Input AB = 25, coupler BC = 85, output CD = 50 and frame AD = 60. The angle between the frame and the input is 100° measured anti–clockwise. The velocity of point B is 1.25 m/sec in the clockwise direction. Sketch the mechanism and determine the velocity and acceleration of the mid–point of the link BC. Also, find the angular velocity and angular accelerations of the links BC

and CD. (14)

Or

(j) (b) (i) State and prove the ARONHOLD–KENNEDY theorem involving instantaneous centres. (5)

(k) (ii) State the reasons for velocity and acceleration analysis. (3)

(l) (iii) Derive the analytical expressions to determine the angular position of the coupler and the angular position of the output link of a four bar crank–rocker mechanism in terms of the link lengths and input angular position. (8)

13. (a) (i) Sketch a cam–roller follower arrangement indicating important cam terminologies and explain them in detail. (8)

(m) (ii) Sketch and briefly compare the displacement, velocity and acceleration diagrams for uniform velocity, uniform acceleration and retardation, simple harmonic motion and cycloidal motion, used in cam mechanisms. (8)

Or

(n) (b) A disc cam used for moving a knife edge follower with simple harmonic motion during lift and uniform acceleration and retardation motion during return rotates in clockwise direction at 300 rpm. The line of motion of the follower has an offset 10 mm to the right of camshaft axis. The minimum radius of the cam is 30 mm. The lift of the follower is 40 mm. The cam rotation angles are : Lift 60°, dwell 90°, return 120° and remaining angle for dwell. Draw the cam profile and determine the maximum velocity and acceleration during the lift and return.

14. (a) Two gear wheels mesh externally to give a velocity ratio of 3 to 1. The involute teeth has 6 mm module and 20° pressure angle. Addendum is equal to one module. The pinion rotates at 90 rpm. Determine :

(i) Number of teeth on pinion to avoid interference and the corresponding number on the wheel (ii) the length of path and arc of contact (iii) contact ratio and (iv) the maximum velocity of sliding.

Or

(o) (b) In a reverted epicyclic gear train, the arm A carries two gears and and a compound gear . The gear meshes with gear and the gear meshes with gear . The numbers of teeth on , and are 80, 48 and 72 respectively. Find the speed and direction of gear when gear is fixed and arm A makes 400 rpm counter clockwise.

15. (a) (i) Prove or disprove the following statement : (p) ‘‘Angle of friction is equal to angle of repose’’. (6)

(q) (ii) A bolt is having V–threads. The pitch of the threads is 5 mm and the V–angle is 55°. The mean diameter of the bolt is 20 mm. The bolt is tightened by screwing a nut. The mean radius of the bearing surface of the nut is 25 mm. The load on the bolt is 5000 N. The coefficient of friction for nut and bolt is 0.1 whereas for nut and bearing surface is 0.16. Determine the force required at the end of a spanner 0.6 m long. (10)

Or

(r) (b) (i) Briefly explain the following :

(s) Slip of the belt and creep of the belt. (5)

(t) (ii) An open belt drive connects two pulleys of 1.2 m and 0.5 diameters on parallel shafts 4 m apart. The maximum tension in the belt is 1800 N. The coefficient of friction is 0.3. The driven pulley of diameter 1.2 m runs at 250 rpm. Calculate the length of the belt required, the power transmitted, and the torque on each of the two

shafts. (11)

TIRUCHIRAPPALLI/TRICHY

B.E./B.Tech. DEGREE EXAMINATION, APRIL/MAY 2003.

Third Semester

Mechanical Engineering

ME1252 KINEMATICS OF MACHINERY

(Common to Mechatronics Engineering)

(a) Instructions : 1. Answer ALL the questions.

(b) 2. Write brief procedure for graphical constructions.

(c) 3. Sketches should be drawn neatly.

(d) 4. Answers without units and with wrong units will carry less marks.

(e) 5. Symbols used should be explained atleast once in each solution.

(f) 6. Answers without writing the relevant equations and equations without substituting the data will carry ZERO

PART A — (10 ´ 2 = 20 marks)

1. How many inversions are possible from a four–bar kinematic chain? Name them based on their input–output motions.

2. What are the three conditions to obtain a four–bar crank–rocker mechanism?

3. Sketch the Geneva wheel indexing mechanism and state its application.

4. Distinguish normal component of acceleration and tangential component of acceleration.

5. State the advantages of cam mechanisms over linkage mechanisms.

6. Briefly write about undercutting in cam mechanisms.

7. State the relationship between circular pitch and the module.

8. Briefly write about reverted gear train with suitable sketch.

9. State the laws of dry friction.

10. The coefficient of friction between the belt and the pulley in a belt drive is 0.3. The angle of lap is 165°. If the tension on the tight side is 3000 N, determine the tension on the slack side.

PART B — (5 ´ 16 = 80 marks)

11. (i) Define transmission angle. Sketch a drag–link mechanism in maximum transmission angle and minimum transmission angle positions. (4)

(g) (ii) Define kinematic inversion. Describe in detail with neat sketches an elliptic trammel. (6)

(h) (iii) Design a four–bar crank rocker quick return mechanism for the following data : Rocker swing angle = 90°, Time ratio = 1.25 and output link length = 60 mm. (6)

12. (a) (i) How will you determine the magnitude and direction of the Coriolis Acceleration vector? (2)

(i) (ii) In a four–bar mechanism ABCD, the link lengths in mm are as follows : Input AB = 25, coupler BC = 85, output CD = 50 and frame AD = 60. The angle between the frame and the input is 100° measured anti–clockwise. The velocity of point B is 1.25 m/sec in the clockwise direction. Sketch the mechanism and determine the velocity and acceleration of the mid–point of the link BC. Also, find the angular velocity and angular accelerations of the links BC

and CD. (14)

Or

(j) (b) (i) State and prove the ARONHOLD–KENNEDY theorem involving instantaneous centres. (5)

(k) (ii) State the reasons for velocity and acceleration analysis. (3)

(l) (iii) Derive the analytical expressions to determine the angular position of the coupler and the angular position of the output link of a four bar crank–rocker mechanism in terms of the link lengths and input angular position. (8)

13. (a) (i) Sketch a cam–roller follower arrangement indicating important cam terminologies and explain them in detail. (8)

(m) (ii) Sketch and briefly compare the displacement, velocity and acceleration diagrams for uniform velocity, uniform acceleration and retardation, simple harmonic motion and cycloidal motion, used in cam mechanisms. (8)

Or

(n) (b) A disc cam used for moving a knife edge follower with simple harmonic motion during lift and uniform acceleration and retardation motion during return rotates in clockwise direction at 300 rpm. The line of motion of the follower has an offset 10 mm to the right of camshaft axis. The minimum radius of the cam is 30 mm. The lift of the follower is 40 mm. The cam rotation angles are : Lift 60°, dwell 90°, return 120° and remaining angle for dwell. Draw the cam profile and determine the maximum velocity and acceleration during the lift and return.

14. (a) Two gear wheels mesh externally to give a velocity ratio of 3 to 1. The involute teeth has 6 mm module and 20° pressure angle. Addendum is equal to one module. The pinion rotates at 90 rpm. Determine :

(i) Number of teeth on pinion to avoid interference and the corresponding number on the wheel (ii) the length of path and arc of contact (iii) contact ratio and (iv) the maximum velocity of sliding.

Or

(o) (b) In a reverted epicyclic gear train, the arm A carries two gears and and a compound gear . The gear meshes with gear and the gear meshes with gear . The numbers of teeth on , and are 80, 48 and 72 respectively. Find the speed and direction of gear when gear is fixed and arm A makes 400 rpm counter clockwise.

15. (a) (i) Prove or disprove the following statement : (p) ‘‘Angle of friction is equal to angle of repose’’. (6)

(q) (ii) A bolt is having V–threads. The pitch of the threads is 5 mm and the V–angle is 55°. The mean diameter of the bolt is 20 mm. The bolt is tightened by screwing a nut. The mean radius of the bearing surface of the nut is 25 mm. The load on the bolt is 5000 N. The coefficient of friction for nut and bolt is 0.1 whereas for nut and bearing surface is 0.16. Determine the force required at the end of a spanner 0.6 m long. (10)

Or

(r) (b) (i) Briefly explain the following :

(s) Slip of the belt and creep of the belt. (5)

(t) (ii) An open belt drive connects two pulleys of 1.2 m and 0.5 diameters on parallel shafts 4 m apart. The maximum tension in the belt is 1800 N. The coefficient of friction is 0.3. The driven pulley of diameter 1.2 m runs at 250 rpm. Calculate the length of the belt required, the power transmitted, and the torque on each of the two

shafts. (11)

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M.E/M.Tech Prjoects Question Banks five years collection free download

ME1202 FLUID MECHANICS AND MACHINERY ANNA UNIVERSITY QUESTION PAPER     CE 1208 FLUID MECHANICS AND MACHINERY ANNA UNIVERSITY PREVIOUS YEAR QUESTION PAPER DOWNLOAD ME1202 - FLUID MECHANICS AND MACHINERY CE 1208 FLUID MECHANICS AND MACHINERY ME2352 Design of Transmission System Question paper ME 2027 – Process planning and Cost estimation Final Year Mechanical Engineering ME2027  Process planning and Cost estimation Anna University Question Bank ME2026 Unconventional Machining Process Anna University Question Bank    2010 Anna University Chennai B.E Mechanical Engineering ME2252 — Manufacturing Technology  II Question paper  ME2251 Heat And Mass Transfer Anna University Question paper  ME2303 Design of Machine Elements Anna University Question Papers  ME2203 KINEMATICS OF MACHINERY Anna University Question Papers  ME2301 Thermal Engineering Anna University Question paper  ME2253 Engineering Materials and Metallurgy Anna University Question Papers  ME2304 Engineering Metrology and Measurements Anna University Question paper    ME2304 Engineering Metrology and Measurements Anna University Question paper  

ME 2027 – Process planning and Cost estimation Final Year Mechanical Engineering ME2027  Process planning and Cost estimation Anna University Question Bank Question Bank Part A ( 2 Marks)     Define method study     Mention the objectives of method study     What are the applications of method study     Define work measurement     Mention the types of  process chart     What is outline process chart?     What is a two handed process chart     What is travel chart?     What is multi activity chart     Differentiate template and models     Distinguish flow diagram and string diagram     Define flow diagram     Define string diagram     What is cyclegraph     What is chronocycle graph     What is therblig?     What is SIMO chart?     What is ergonomics     Briefly explain ergonomic display design.     Briefly explain ergonomic design of control.     What are the factors involved in designing working environment?     What are the rules concerning principles of motion economy     Mention the techniques in time study     Mention the tools used in time study.     Define standard time     Mention the allowances in arriving standard time     What is process allowance?     What is contingency allowance?     What is fatigue allowance     What is personal allowance     What is interference allowance?     What is special allowance?     What is process planning?     What are the objectives of process planning?     Mention the activities involved in process planning     Mention the documents involved in process planning     What are the approaches to process planning?     What is manual process planning     What is CAPP?     What are the benefits of CAPP?     Define retrieval CAPP.     Define generative CAPP.     What are the components of generative CAPP?     What are the merits of retrieval CAPP?     What are the demerits of retrieval CAPP     What are the merits of generative CAPP?     What are the demerits of generative CAPP     What are tools for developing manufacturing logic and knowledge?     What is decision table?     What is an expert system shell?     Mention the parameters fro material selection?     What is operation and route sheet? Part B ( 16 Marks)     Explain the step by step procedure in implementing method study.     Explain any four tools  involved in method study with neat sketches     Explain with neat sketches the types of flow process charts.     Write notes on (i) flow diagram (ii) string diagram (iii) travel chart     Write notes on (i) therbligs (ii) SIMO chart (iii) multiple activity chart     Explain the step by step procedure in implementing work measurement.     Explain the various techniques in work measurement.     Write notes on (i) performance rating (ii) allowances (iii) standard time     Explain the importance of ergonomics by mentioning various areas of application.     Explain in detail the steps involved in process planning.     Write notes on manual process planning  and CAPP with its merits and demerits     Explain the procedure for retrieval CAPP with its merits and demerits.     Explain the components of generative CAPP with its merits and demerits.     Write short notes on ‘tools for developing manufacturing logic and knowledge’     Write notes on (i) information required fro process planning (ii) factors affecting process plan. B.E/B.TECH. DEGREE EXAMINATION ,MAY/JUNE 2006 Seventh semester ,Mechanical engineering ME2026 Unconventional Machining Process Anna University Question Bank TIME: 3Hrs MAXIMUM: 100 marks PART A (10 X2 =20) 1.What are the importance of unconventional machining. 2. Explain the classification of unconventional machining according to major energy source employed 3. List out the importance of EDM. 4. Give the product application of EDM. 5. What are the functions of electrolyte in ECM? 6. Mention the salient features of USM. 7. Define electron beam. 8. Contrast LBM and EBM. 9. Write the application of ASM. 10 Describe the commonly used gas mixture in PAM and their corresponding work materilas PART B (5 X 16 =80) 11 (i) With the help of neat sketch , Describe the EDM process. (ii) Explain briefly advantages of wire EDM process. 12 (a) (i) Explain the principle of ECG with sketch (ii) List out the advantage of EGC over conventional grinding. (iii) Mention the product applcation of ECG. OR (b) Explain in detail the ECM process with neat sketch and also mention the advantages and application. 13 (a) (i) Explain the principle of LBM with neat skeych (ii) List out the advantage and limitation of LBM process. OR (b) (i) Explain the principle of PAM with sketch (ii) List out the advantage and limitation of PAM process. 14 (a) (i) Mention the application of EBM. (ii) What is EBM? Sketch its set up an indicate its main parts and explain the priciple of operation OR (b) (i) Explain the principle of USM with neat diagram. (ii) List the commonly used abrasive powder for the tooling of USM and their properties. 15 (a) (i) Explain the method of AJM with help of schematic diagram. (ii) Mention the advantages and limitations of AJM. OR (b) Explain the process parameters in water JM processs. 2010 Anna University Chennai B.E Mechanical Engineering ME2252 — Manufacturing Technology  II Question paper Reg. No. : B.E./B.Tech. DEGREE EXAMINATION, APRIL/MAY 2010 Fourth Semester Mechanical Engineering ME2252 — MANUFACTURING TECHNOLOGY — II (Regulation 2008) Time: Three hours Maximum: 100 Marks Answer ALL Questions PART A — (10 × 2 = 20 Marks) 1. How do you classify tool wear? 2. Define Tool Life. 3. Distinguish between Capstan lathe from Turret lathe. 4. State the different methods of taper turning. 5. How do you classify milling cutters? 6. Define Broaching. 7. State the applications of honing and lapping finishing methods. 8. Compare gear forming with gear generation method. 9. State the limitations of CNC machine tools. 10. What is a 'Canned' cycle? PART B — (5 × 16 = 80 Marks) 11. (a) (i) Discuss the various types of chips produced during metal machining. (Marks 6) (ii) State the parameters that influence the life of tool and discuss. (Marks 10) Or (b) (i) What is meant by Orthogonal Cutting and Oblique Cutting? (Marks 6) (ii) Explain 'Merchant force circle' along with assumptions. (Marks 10) 12. (a) (i) Discuss the main parts of a turret lathe. (Marks 6) (ii) Explain the working of Swiss type auto lathe with a neat sketch.(10) Or (b) (i) What is meant by 'tool layout' of a turret lathe? (Marks 6) (ii) Name the various lathe accessories. How does a four jaw chuck differ from a three jaw chuck? (Marks 10) 13. (a) (i) What are the operations performed on a milling machine? (Marks 6) (ii) Explain different types of drilling machines with their specific features. (Marks 10) Or (b) (i) Discuss the various types of broaches. (Marks 6) (ii) Discuss the common work holding devices used on shapers, slotters and planers. (Marks 10) 14. (a) (i) Give the specification of grinding wheel. (Marks 6) (ii) What is meant by dressing and truing of grinding wheel? (Marks 10) Or (b) (i) List the advantages and limitations of gear shaping. (Marks 6) (ii) Explain the principle of gear hobbing with neat sketches. (Marks 10) 15. (a) (i) Under what conditions of production the numerically controlled machine tools are employed? (Marks 6) (ii) Explain the various elements of NC machine with closed loop control system. (Marks 10) Or (b) (i) Explain the main difference between point to point and continuous path type of numerically controlled machine tools. (Marks 6) (ii) List any five motions and control statements of computer assisted NC programming and explain. (Marks 10) ME2251 Heat And Mass Transfer Anna University Question paper 2011 Anna University Chennai B.E Mechanical Engineering ME 2251 —Heat And Mass Transfer Question paper B.E./B.Tech. DEGREE EXAMINATION, APRIL/MAY 2010 Fourth Semester Mechanical Engineering ME2251 — HEAT AND MASS TRANSFER (Regulation 2008) Time: Three hours Maximum: 100 Marks Heat and mass transfer tables, steam tables are permitted for use. Answer ALL Questions PART A — (10 × 2 = 20 Marks) 1. Write the Poisson's equation for heat conduction. 2. What is lumped heat capacity analysis? 3. Define thermal boundary layer thickness. 4. What do you understand by free and forced convection? 5. What is effectiveness of a heat exchange? 6. Give the expression for NTU. 7. Find the temperature of the sun assuming as a black body, if the intensity of radiation is maximum at the wave length of 0.5µ . 8. State Kirchhoff's law. 9. Define molar concentration. 10. What is mass average velocity? PART B — (5 × 16 = 80 Marks) 11. (a) Derive the general heat conduction equation in cylindrical coordinates. (Marks 16) Or (b) Derive the general heat conduction equation for a hollow cylinder. (Marks 16) 12. (a) Air at 20°C at 3m/s flows over a thin plate of 2m long and 1m wide. Estimate the boundary layer thickness at the trailing edge, total drag force, mass flow of air between x =30cm and x =80cm. Take 6 ? = 15 ×10 and 3 ? =1.17kg/m . (Marks 16) Or (b) Calculate the convective heat transfer from a radiator 0.5m wide and 1m high at 84°C in a room at 20°C. Treat the radiator as a vertical plate. (Marks 16) 13. (a) Dry steam at 2.45 bar condenses on a vertical tube of height of 1m at 117°C. Estimate the thickness of the condensate film and the local heat transfer coefficient at a distance 0.2 m from the upper end of the plate. (Marks 16) Or (b) Derive the LMTD for a parallel flow heat exchanger stating the assumptions. (Marks 16) 14. (a) Derive the radiation exchange between (i) Large parallel gray surfaces and (ii) Small gray bodies. (Marks 16) Or (b) Two large parallel plates of 1m×1m spaced 0.5m apart in a very large room whose walls are at 27°C. The plates are at 900°C and 400°C with emissivities 0.2 and 0.5 respectively. Find the net heat transfer to each plate and to the room. (Marks 16) 15. (a) The temperature recorded by a thermometer whose bulb covered by a wet wick in dry air at atmospheric pressure is 22°C. Estimate the true air temperature. (Marks 16) Or (b) Dry air at 27°C and 1 bar flows over a wet plate of 50cm at 50m/s. Calculate the mass transfer coefficient of water vapor in air at the end of the plate. (Marks 16) ME2303 Design of Machine Elements Anna University Question Papers ME2303 Design of Machine Elements Anna University Question Papers ME1302 - DESIGN OF MACHINE ELEMENTS MODEL QUESTION PAPER B.E. Degree Examinations Mechanical Engineering SEMESTER : V Time : 3 Hours Maximum Marks : 100 Answer All Questions PART - A 10 x 2 = 20 Marks 1. Sketch the stress-strain diagram for a ductile specimen and indicate its salient features. 2. Indicate the type of fit used in the assembly of bush in the big-end of the connecting rod of an automobile. 3. Define ‘endurance limit’ in design 4. Indicate the type of fit specified by 120 H7 p6 in a drawing. 5. Mention any two desirable properties of the material used in an automobile piston. 6. Sketch and indicate the salient parts of a flange coupling. 7. Mention the stresses induced in a taper key used in a coupling. 8. What is a ‘bearing characteristic number’. 9. Mention the names of any four theories of failure. 10. Define ‘coefficient of fluctuation of speed’ in a flywheel. PART – B 5 x 16 = 80 Marks 11. i) A load of 5 KN is to be raised by means of a steel wire. Find the minimum diameter required, if the permissible stress in the wire is not to exceed 100 N /mm2 (4 Marks) ii) A square bar of 20 mm x 20 mm in section is subjected to a bending moment of 1000 Nmm. Calculate the stress induced in the top and bottom fibres of the bar. What will be stress in the above fibres, if the bar is additionally acted upon by a tensile stress of 50 N/mm2 along the axis. (6 Marks) iii) A circular shaft is to transmit a torque of 500 Nmm at a speed of 1000 rpm. Find out the diameter of the shaft, if the permissible shear stress in the shaft material is 70 N/mm2. (6 Marks) 12.a) A shaft is supported by two bearing arranged 1 m apart, A 600 mm diameter pulley is mounted at a distance of 300 mm to the right of the left hand bearing and this drives a pulley directly below it with the help of a belt having maximum tension of 2.25 kN. Another pulley of 400mm diameter is placed 200 mm to the left of the right hand bearing and is driven with the help of an electric motor and a belt, horizontally to the right. The angle of contact for both the pulley is 1800 and the coefficient of friction is 0.24. Design the diameter of the solid shaft, allowing a working stress of 60 N/mm2 in tension and 40 N/mm2 in shear for the material of the shaft. Assume the torque input & torque output are equal. OR 12.b) A bar of circular cross section is subjected to alternating tensile forces varying from a minimum of 200 kN to maximum of 500 kN. It is to be manufactured from a material with an ultimate tensile strength of 90 MPa and an endurance limit of 70 MPa. Determine the diameter of the bar using safety factors of 3.5 in ultimate tensile strength and 4 in endurance limit strength and stress concentration factor of 1.65 for fatigued load. Use Goodman relation for the basis of design. 13.a) A circular rod 45 mm diameter and 210 mm long is welded to a steel plate with axis of the rod perpendicular to the plate. The rod is subjected to a load of 10 kN at the free end, the direction of the load being perpendicular to the axis of the rod. The material of the plate & the rod are Mild Steel. Determine the size of the weld to withstand the loading. OR 13.b) An electric motor weighting 5 kN is to be lifted by eye-bolt, which has been screwed into the body of the motor. Define the eye-bolt, assuming suitable proportions, if the permissible stresses for the bolt material are 60 MPa, 30 Mpa and 80 MPa in tension, shear and crushing respectively. 14.a) Select a deep groove ball bearing for a radial load of 4000 N and an axial load of 5000 N, operating at speed of 1600 rpm for an average life of 5 years at 10 hours per day. Assume uniform and steady load. OR 14. b) Design a connecting rod for a petrol engine for the following data: Diameter of the piston = 68 mm Stroke length = 80 mm Length of connecting rod = 160 mm Maximum explosion pressure = 3.5 N/ mm2 Mass of reciprocating parts = 2.5 kg Speed = 4000 rpm Compression ratio = 8 :1 15.a) A helical compression spring of the exhaust valve mechanism is initially compressed with a pre-load of 375 N. When the spring is further compression and the valve is fully opened, the torsional shear stress in the spring wire should not exceed 750 N/mm2. Due to Space limitations, the outer diameter of the spring is not exceed 42 mm. The spring is to be designed for minimum weight. Calculate the wire diameter and the mean coil diameter of the spring. OR 15.b) A semi-elliptic leaf spring consists of two extra full-length leaves and six graduated length leaves, including the master leaf. Each leaf is 7.5 mm thick and 50 mm wide. The center-to-centre distance between the two eyes is 1m.The leaves are pre-stressed in such a way that when the load is maximum, the stresses induced in all the leaves are equal to 350 N / mm2. Determine the maximum force that the spring can withstand.

ME2352 Design of Transmission System Question paper ME2352 Design of transmission system Anna University Question paper B.E/B.TECH. DEGREE EXAMINATION ,NOV/DEC 2006 Sixth semester, Mechanical engineering Design of transmission system Time:3 Hrs Maximum: 100 marks PART A (10 X 2 =20) 1. What are the factors upon which the coefficient of friction between the belt and the pulleys depend? 2. In what ay the timming belt is suprior to ordinary V-belt. 3. What do you understand by simplex ,duplex and triplex chain? 4. State the law of gearing. 5. How does the function of a brake differ from that of a clutch? 6. Mention the important types of gears and discuss their applications. 7. State the advantage of herringbone gear. 8. What is a pressure angle? What is the effect of increasing in pressure angle ? 9. Name the different types of clutch.Why positive clutch is used? 10. Draw the ray diagram for a six speed gear box. PART B ( 5 X 16 =80) 11. (a) A leather belt 9mm X 250 mm is used to drive a cast iron pulley 900 mm in diameter at 336 rpm.If the active arc on the smaller pulley is 20 degrees and stress in tight side is 2 MPa ,find the power capacity of the belt.The density of leathr may be taken as 980 Kg/m ^3 and coefficient of friction of leathre on cast iron is 0.35 OR (b) Design a V belt drive and clculate the actual belt tension and average stress for the following data .Driven pulley diameter,D = 500 mm,Driver pulley diameter ,d = 150 mm ,center distance , C = 925 mm, speed n1 = 1000 rpm,n2 = 300 rpm and power ,P =7.5 kW. 12 (a) Design a chain drive to actuate a compressor from 15 kW eletric motor running at 100 rpm, hte compressor speed being 350 rpm.The minimum center distance is 500 mm.The compressor operates 16 hours per day.The chain tension may be adjusted by shifting the motor sides. OR (b) Design a straigth spur gear drive to transmit 8 kW.The pinion speed is 720 rpm and the speed ratio is 2.Both the gears are made of the same surface hardened carbon steel with 55 RC and core hardness less than 350 BHN .Ultimate strength is 720 N/mm ^2 and yield strength is 360 N/mm ^2 13 (a) Design a nine speed gearbox for a c machine to provide speeds ranging from 100 to 1500 rpm .The input is from a motor of 5 kW at 1440 rpm.Assume any alloy steel for the gear. OR (b) Design a pair bevel gear for two shafts whose axis are at rigth angles .Thepower transmitted is 25 Kw .The spedd of the pinion is 300 rpm and of the gear is 120 rpm. 14 (a) A single plate clutch ,effective on both sides ,is required to transmit 25 kW at 3000 rpm.Determine the outer and inner diameter of frictional surface if the coefficient of friction is 0.255,ratio of diameters is 1.25 and he maximum pressure is not exceeded 0.1 N/mm ^2 .Also determine the axial thrust to be provided by springs.Assume theory of uniform wear. Or (b) An engine developing 45kW at 1000 rpm id fitted with a cone clutch built inside the fly wheel.The cone has a face angle of 12.5 degree and a maximum mean diameter of 500 mm.The coefficient of friction is 0.2 .The normal pressure on the clutch face is not exceeded 0.1N/mm ^2 .Dtermine (i) The face width required (ii) the axial spring force necessary to engage the clutch. 15 (a) In a single block brake ,the diameter of the drum is 250 mm and th angle of contact is 90 degrees .If the operating force is 700 N is applied at the end of lever which is at 250 mm from the center of he brake block,The coefficient of friction between the drum and the lining is 0.35. Dtermine the torque that may be transmitted.Fulcrum is at 200 mm from the center of brake block with an offset 50 mm from the surface of contact. OR (b) Design a worm gear drive to transmit 22.5 kW at a worm speed of 1440 rpm.Velocity ratio 24:1 .An efficient of atleast 85% is desired .The temperature rise shoul be restricte to 40 degree C.Dtermine the required cooling area.

ME1202 FLUID MECHANICS AND MACHINERY ANNA UNIVERSITY QUESTION PAPER CE 1208 FLUID MECHANICS AND MACHINERY ANNA UNIVERSITY PREVIOUS YEAR QUESTION PAPER DOWNLOADME1202 - FLUID MECHANICS AND MACHINERY CE 1208 FLUID MECHANICS AND MACHINERY PART A                                                 ANSWER ALL THE QUESTION                                   10X2=20 1. A flat plate of area 1.5X106 mm2 is pulled with a speed of 0.4m/s relative to another plate located at a distance of 0.15mm from it. Find the force required to maintain this speed, if the fluid separating them is having viscosity as 1 poise. 2. State the Continuity equation for compressible and incompressible fluids. 3. Define hydraulic grade line? 4. Write the Darcy-weisbach equation used to find loss of head due to friction in pipe. 5. What do you mean by dynamic similarity? 6. Define Weber's number? 7. A turbine develops 7225 kW power under a head of 25 m at 135 rpm. Calculate the specific speed of the turbine and state the type of the turbine. 8. Define specific speed of a turbine? 9. What is negative slip? How it occurs? 10. What is meant by suction head and delivery head? PART B                                                ANSWER ALL THE QUESTIONS:                                             5X16=80 11. (a) If 5.27 m3 of certain oil weighs 44 kN , Calculate the specific speed , mass density and specific gravity of the oil. (6) (b) What are the physical phenomena which are responsible for the property of viscosity? How these factors contribute to viscosity of fluid? (4) (c) A body weighing 441.5 N with a flat surface area of 0.093 m2 slides down lubricated inclined plane making a 30° angle with the horizontal. For a viscosity of 3 m/s , determine the lubricant film thickness. (6) 12. State and prove the Bernoulli's Equation and write the applications of Bernoulli's Equation. (16) 13. Derive an expression for Darcy – weisbach formula to determine the head loss due to friction. Give the expression for relation between friction factor 'f' and Reynold's number for laminar and turbulent flow. (16) 14. A30 cm diameter pipe, conveying water, branches into two pipes of diameters 20 cm and 15 cm respectively. If the average velocity in the 30 cm diameter pipe is 2.5 m/s, find the discharge in the pipe. Also determine the velocity in 15 cm pipe if the average velocity in 20 cm pipe is 2 m/s. (16) 15.The pressure difference ?p in a pipe of diameter D and length 'l' due to turbulent flow depends on the velocity V , viscosity µ , density ? , and roughness k. Using Buckingham's p - theorem , obtain an expression for ?p. (16) 16. Using Buckingham's p – theorem, show that the discharge Q consumed by an oil ring is given by Q = Nd3? [µ/?Nd2, s/?N2d3, w/ ?N2d] Where'd' is the internal diameter of the ring, N is rotational speed , ? is density , µ is viscosity , s is surface tension and w is the specific weight of oil. (16) 17. Explain the main parts of a centrifugal pump with neat sketch. Also discuss about manometric efficiency, Mechanical efficiency and overall efficiency. (16) 18. Describe the working of Pelton Wheel with neat sketch and state the difference between impulse and reaction turbine. (16) 19. Describe the working of reciprocating pump with the aid of a sketch. (16) 20. A single acting reciprocating pump, running at 50 rpm delivers 0.01m3/s of water. The diameter of the piston is 200mm and stroke length 400mm. Determine (i) The theoretical discharge of the pump (ii) Co-efficient of discharge (iii) Slip and percentage of slip of the pump.

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Technical English-1

MATHEMATICS I

Engineering Physics – I

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FUNDAMENTALS OF COMPUTING&PROGRAMMING

ENGINEERING GRAPHICS

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Regulation 2012 e books download free - Anna university

UNIVERSITY DEPARTMENTS ANNA UNIVERSITY, CHENNAI – 600 025

R – 2012

CURRICULUM & SYLLABUS

(Common to all branches of B.E. / B. Tech. Programmes) SEMESTER  I

CODE NO	COURSE TITLE	L	T	P	C
THEORY
HS8151	Technical English -I	3	1	0	4
MA8151	Mathematics -I	3	1	0	4
PH8151	Engineering Physics	3	0	0	3
CY8151	Engineering Chemistry	3	0	0	3
GE8151	Computing Techniques	3	0	0	3
GE8152	Engineering Graphics	2	0	3	4
PRACTICAL
PH8161	Physics Laboratory	0	0	2	1
CY8161	Chemistry Laboratory	0	0	2	1
GE8161	Computer Practices Laboratory	0	0	3	2
GE8162	Engineering Practices Laboratory	0	0	3	2
	TOTAL	17	2	13	27

HS8151	TECHNICAL ENGLISH I	L  T   P C
OBJECTIVES	(For all branches of B.E / B.Tech programmes)	3   1   0  4

• To enable all students of engineering and technology develop their basic communication

skills in English.

• To give special emphasis to the development of speaking skills amongst the students of engineering and technology students.
• To ensure that students use the electronic media such as interne and supplement the learning materials used in the classroom.
• To inculcate the habit of reading for pleasure.

UNIT I
Listening – Introducing learners to GIE -   Types of listening -    Listening to audio (verbal &
sounds); Speaking – Speaking about one‟s place, important festivals etc. – Introducing oneself,
one‟s family / friend; Reading – Skimming a reading passage – Scanning for specific information
- Note-making; Writing – Free writing on any given topic (My favourite place / Hobbies / School life, etc.) – Sentence completion – Autobiographical writing (writing about one‟s leisure time
activities,  hometown,  etc.);  Grammar –  Prepositions  -     Reference words  - Wh-questions  -
Tenses (Simple); Vocabulary – Word formation – Word expansion (root words / etymology); E- materials  -  Interactive  exercises  for  Grammar  &  Vocabulary  -  Reading  comprehension exercises – Listening to audio files and answering questions.

UNIT II
Listening – Listening and responding to video lectures / talks; Speaking – Describing a simple process (filling a form, etc.) – Asking & answering questions – Telephone skills – Telephone etiquette;  Reading – Critical reading –  Finding key information in a given text –  Sifting facts from opinions; Writing – Biographical writing (place, people) –  Lab descriptions (general/specific description of laboratory experiments) –  Definitions –  Recommendations; Grammar – Use of imperatives –  Subject-verb agreement; Vocabulary – Compound words –  Word Association; E- materials – Interactive exercises for Grammar and Vocabulary  -       Listening exercises with sample telephone conversations / lectures – Picture-based activities.

UNIT III
Listening – Listening to specific task  - focused audio tracks; Speaking – Role-play – Simulation
- Group interaction –  Speaking in formal situations (teachers, officials, foreigners); Reading – Reading  and interpreting  visual material;  Writing  –  Jumbled  sentences  -                             Coherence  and cohesion in writing – Channel conversion (flowchart into process) –  Types of paragraph (cause
& effect / compare & contrast / narrative / analytical) -   Informal writing (letter/e-mail/blogs) – Paraphrasing; Grammar – Tenses (Past) –  Use of sequence words –  Adjectives; Vocabulary -
Different forms and uses of words, Cause and effect words; E-materials – Interactive exercises
for Grammar and Vocabulary –  Excerpts from films related to the theme and follow up exercises
-  Pictures of flow charts and tables for interpretations.

UNIT IV
Listening – Watching videos / documentaries and responding to questions based on them; Speaking -                       Responding to questions – Different forms of interviews – Speaking at different
types of interviews; Reading – Making inference from the reading passage -   Predicting the
content of a reading passage; Writing – Interpreting visual materials (line graphs, pie charts etc.) – Essay writing – Different types of essays; Grammar – Adverbs – Tenses – future time reference;  Vocabulary  -  Single  word  substitutes  -                                                             Use  of  abbreviations  &  acronyms;  E- materials – Interactive exercises for Grammar and Vocabulary – Sample interviews -                        film scenes – dialogue writing.

UNIT V
Listening – Listening to different accents, Listening to Speeches / Presentations, Listening to broadcast  &  telecast  from  Radio  &  TV;  Speaking  -  Giving  impromptu  talks,                             Making
presentations on given topics; Reading – Email communication – Reading the attachment files
having a poem/joke/proverb –  Sending their responses through email Writing – Creative writing, Poster making; Grammar – Direct and indirect speech; Vocabulary – Lexical items (fixed / semi fixed expressions); E-materials – Interactive exercises for Grammar & Vocabulary – Sending emails with attachment – Audio / video excerpts of different accents, – Interpreting posters

TEXT BOOKS:
1.  Mindscapes:  English  for  Technologists  and  Engineers,  Department  of  English,  Anna
University, Chennai, 2012 .
2.  S.P.Dhanavel, English and Communication skills for students of science and Engineering, Orient Black Swan, Chennai, 2011.
REFERENCE BOOKS:
1.  Pickett,  Nell Ann,  Ann A.Laster  and Katherine E.Staples.  Technical English: Writing, Reading and Speaking. New York: Longman, 2001.
2.  Bailey, Stephen. Academic Writing: A practical guide for students. New York: Rutledge,
2011.
3.  Morgan,  David  and  Nicholas  Regan.  Take-Off:  Technical  English  for  Engineering.
Reading: Garnet Publishing Limited, 2008.
4.  Thorn,  Michael  and  Alan  Badrick.     An  Introduction  to  Technical  English.  Harlow:
Prentice Hall Europe, 1993.
5.  Rizvi,  M.Ashraf.  Effective  Technical  Communication.  New  Delhi:  Tata  McGraw-Hill
PublishingCompany, 2007.

EXTENSIVE READERS
1.  Murthy, Sudha. Wise & Otherwise. New Delhi: Penguin Books India, 2006.
2.  Gates, Bill and Collins Hemingway. Business @ the Speed of Thought: Succeeding in the Digital Economy. New York: Warner Business Books, 2000.

WEBSITE RESOURCES
1.      www.uefap.com
2.      www.eslcafe.com
3.      www.listen-to-english.com
4.      www.owl.english.purdue.edu
5.      www.chompchomp.com

MA8151	MATHEMATICS – I	L  T P  C
OBJECTIVES:	(Common to all branches of B.E. / B.Tech. Programmes)	3  1  0   4

• To develop the use of matrix algebra techniques this is needed by engineers for practical

applications.

• To make the student knowledgeable in the area of infinite series and their convergence so that  he/  she  will  be  familiar  with  limitations  of  using  infinite  series  approximations  for

solutions arising in mathematical modeling.

• To familiarize the student  with functions of  several  variables.  This  is  needed  in  many branches of engineering.
• To introduce the concepts of improper integrals, Gamma, Beta and Error functions which are needed in engineering applications.
• To acquaint the student with mathematical tools needed in evaluating multiple integrals and their usage.

UNIT I               MATRICES                                                                                                       9+3
Eigenvalues and Eigenvectors of a real matrix – Characteristic equation – Properties of eigenvalues and eigenvectors – Cayley-Hamilton Theorem  – Diagonalization of matrices – Reduction of a quadratic form to canonical form by orthogonal transformation  – Nature of quadratic forms.

UNIT II              INFINITE SERIES                                                                                              9+3
Sequences – Convergence of series – General properties – Series of positive terms – Tests of convergence (Comparison test, Integral test, Comparison of ratios and D‟Alembert‟s ratio test) – Alternating series – Series of positive and negative terms – Absolute and conditional convergence – Power Series – Convergence of exponential, logarithmic and Binomial Series.

UNIT III              FUNCTIONS OF SEVERAL VARIABLES                                                     9+3
Limits and Continuity – Partial derivatives – Homogeneous functions and Euler‟s theorem – Total derivative – Differentiation of implicit functions – Change of variables –Jacobians – Partial differentiation of implicit functions – Taylor‟s series for functions of two variables – Errors and approximations – Maxima and minima of functions of two variables – Lagrange‟s method of undetermined multipliers.

UNIT IV               IMPROPER INTEGRALS                                                                              9+3
Improper integrals of the first and second kind and their convergence – Evaluation of integrals involving a parameter by Leibnitz rule – Beta and Gamma functions – Properties – Evaluation of integrals using Beta and Gamma functions – Error functions.

UNIT V                 MULTIPLE INTEGRALS                                                                              9+3
Double integrals – Change of order of integration – Double integrals in polar coordinates – Area enclosed by plane curves – Triple integrals – Volume of Solids – Change of variables in double and triple integrals – Area of a curved surface.

TEXT BOOKS:

TOTAL : 60 PERIODS

1.  Grewal  B.S.,  “Higher  Engineering  Mathematics”,  Khanna  Publishers,  New  Delhi,  41st
Edition, 2011.
2.  Ramana    B.V.,    “Higher    Engineering    Mathematics”,    Tata    McGraw    Hill    Co.    Ltd., New Delhi, 11th Reprint, 2010.

REFERENCES:
1.  Jain R.K. and Iyengar S.R.K., “Advanced Engineering Mathematics”, Narosa Publications, New Delhi, 3rd Edition, 2007.
2.  Bali N., Goyal M. and Watkins C., “Advanced Engineering Mathematics”, Firewall Media (An imprint           of                     Lakshmi                       Publications          Pvt.,          Ltd.,),          New          Delhi,
7th Edition, 2009.
3.  Greenberg M.D., “Advanced Engineering Mathematics”, Pearson Education, New Delhi, 2nd
Edition, 5th Reprint, 2009.
4.  Peter V.O‟Neil,  “Advanced Engineering Mathematics”, Cengage Learning India Pvt., Ltd, New Delhi, 2007.

PH8151                                           ENGINEERING  PHYSICS                                        L  T  P  C
(Common to all Branches of B.E./B.Tech.Programmes)           3  0  0  3

OBJECTIVE:
To introduce the basic physics concepts relevant to different branches of Engineering and
Technology.

UNIT I               PROPERTIES OF MATTER                                                                               9
Elasticity – Poisson’s ratio and relationship between moduli (qualitative) – Stress-strain diagram – factors affecting elasticity – bending of beams – cantilever – bending moment – theory and experiment of Young’s modulus determination – Uniform and non-uniform bending – I shaped girders – twisting couple – hollow cylinder – shaft – torsion pendulum – determination of rigidity modulus- moment of inertia of a body (regular and irregular).

UNIT II             ACOUSTICS AND ULTRASONICS                                                                    9
Classification of sound – loudness and intensity – Weber-Fechner Law – standard intensity and intensity level – decibel – reverberation – reverberation time – rate of growth and decay of sound intensity – derivation of Sabine’s formula – absorption coefficient and its determination – factors affecting acoustics of buildings : focussing, interference, echo, Echelon effect, resonance – noise  and  their  remedies.    Ultrasonics  -  production  –  magnetostriction  and  piezoelectric methods – detection of ultrasound – acoustic grating – industrial applications – NDT – Ultrasonic method: scan modes and practice.


UNIT  III          THERMAL PHYSICS                                                                                            9
Thermal expansion – thermal stress – expansion joints – bimetallic strips – thermal conductivity – conductions in solids – Forbe’s and Lees’ disc methods – Rectilinear flow of heat through a rod – flow of heat through a compound materials – radical flow of heat through a spherical shell – thermal insulation of buildings – Laws of blackbody radiation: Kirchoffs law, Stephens law, Wiens law, Raleigh-Jean law and Planks law (derivation). Laws of thermodynamics – Otto and diesel engines and their efficiency – entropy – entropy of Carnot’s cycle – reverse Carnot’s cycle – refrigerator.

UNIT  IV             APPLIED OPTICS                                                                                               9
Interference – Michelson interferometer: construction, working, determination of wave length and thickness – anti-reflection coating – air wedge and its application – Lasers – Einstein’s coefficients
- CO2, Nd:YAG and semiconductor lasers –  homo junction and hetro junction –  construction and working – applications – Optical fibres – classification (index & mode based) – principle and propagation of light in optical fibres – acceptance angle and numerical aperture – fibre optic communication system – active and passive sensors.

UNIT V             SOLID STATE PHYSICS                                                                                      9
Nature of bonding – growth of single crystals (qualitative) – crystal systems – crystal planes and directions – expressions for interplanar distance – coordination number and packing factor for simple structures: SC, BCC, FCC and HCP – structure and significance of NaCl, ZnS, diamond and graphite – crystal imperfections: point defects, dislocations and stacking faults – unit cell, Bravais space lattices – miller indices.

TOTAL : 45 PERIODS

TEXT BOOKS:
1.  Gaur R.K., and Gupta, S.L., Engineering Physics, Dhanpat Raj Publications,2003.
2.  Palanisamy, P.K., Engineering Physics, Scitech Publications (P) Ltd, 2006.
3.  Arumugam, M., Engineering Physics, Anuradha Publications, 2000.

REFERENCES:
1.  Sankar, B.N., Pillai.S.O., Engineering Physics, New Age International (P) Ltd., 2007.
2.  Rajendran.V Engineering Physics, Tata McGraw-Hill, 2009.

CY8151                                     ENGINEERING CHEMISTRY                                 L    T    P    C
(Common to all branches of B.E. / B. Tech. Programmes)        3     0    0     3

UNIT I             CHEMICAL THERMODYNAMICS                                                                       9
Second law:  Entropy – entropy change for an ideal gas, reversible and irreversible processes; entropy of phase transitions; Clausius inequality.  Free energy and work function: Helmholtz and Gibbs free energy functions; Criteria of spontaneity; Gibbs-Helmholtz equation; Clausius- Clapeyron equation; Maxwell relations – Van‟t Hoff isotherm and isochore.  Chemical potential; Gibbs-Duhem equation – variation of chemical potential with temperature and pressure.

UNIT II             POLYMER CHEMISTRY                                                                                      9
Introduction:    Classification    of   polymers   –    Natural    and   Synthetic;    Thermoplastic   and Thermosetting.                        Functionality        –    Degree    of                  polymerisation.  Types                   and                        mechanism         of polymerisation: Addition (Free Radical, cationic, anionic and living); condensation and copolymerisation.               Properties of polymers: Tg, Tacticity, Molecular weight – weight average, number  average  and  polydispersity  index.                 Techniques  of  polymerisation:  Bulk,  emulsion, solution and suspension.

UNIT III            KINETICS AND CATALYSIS                                                                               9
Introduction  –  reaction  velocity,  factors  affecting  reaction  velocity,  rate  constant,  order  of reaction, molecularity, pseudo molecular reactions, zero, first, second and third order reactions, reactions of fractional orders, determination of order of reactions. Catalysis:   Auto catalysis – Enzyme         Catalysis:          Michaelis-Menton     equation;      factors                      affecting     enzyme  catalysis. Heterogeneous Catalysis:   Types of adsorption isotherms: Langmuir–Hinselwood and Rideal– Eley Mechanism.

UNIT  IV         PHOTOCHEMISTRY AND SPECTROSCOPY                                                    9
Photochemistry: Laws of photochemistry – Grotthuss–Draper law, Stark–Einstein law and Lambert-Beer Law. Photoprocesses – Internal Conversion, Inter-system crossing, Fluorescence, Phosphorescence,                                      Chemiluminescence        and        Photo-sensitisation.         Spectroscopy: Electromagnetic spectrum – Absorption of radiation – Electronic, Vibrational and rotational transitions. Width and intensities of spectral lines. Spectrophotometric estimation of iron. UV- visible and IR spectroscopy – principles, instrumentation (Block diagram) and applications.

UNIT  V         NANOCHEMISTRY                                                                                                  9
Basics – distinction between molecules, nanoparticles and bulk materials; size-dependent properties.                      Nanoparticles:      Nanocluster,  nanorod,  nanotube  and  nanowire.       Synthesis: Precipitation, thermolysis, hydrothermal, solvothermal, electrodeposition, chemical vapour deposition,   laser   ablation;   Properties   and   Applications.  Risk   discussion   and   Future perspectives.

TOTAL : 45 PERIODS

TEXT BOOKS:
1.  P. Kannan and A. Ravikrishnan, “Engineering Chemistry”, Sri Krishna Hitech Publishing
Company Pvt. Ltd. Chennai, 2009.
2.  S. Vairam, P. Kalyani and Suba Ramesh, “Engineering Chemistry”, Wiley India, 2011

REFERENCE BOOKS:
1.  P.W. Atkins and de Paula Julio, “Physical Chemistry”, Oxford University Press, 8th  Ed., (Indian Student Edition) (2009).
2.  K. K. Rohatgi-Mukherjee, “Fundamental of Photochemistry” New Age International (P) Ltd., New Delhi, 1986.
3.  G.A. Ozin and A.C. Arsenault, “Nanochemistry: A Chemical Approach to Nanomaterials”,
RSC Publishing, 2005.
4.  V.R.Gowariker,  N.V.Viswanathan  and  Jayadev  Sreedhar,  “Polymer  Science”,  New  Age
International P (Ltd.,), Chennai, 2006

GE8151                                        COMPUTING TECHNIQUES                                        L T P C

(Common to all branches of B.E. / B. Tech. Programmes)                3 0  0 3

UNIT I           INTRODUCTION                                                                                                    8
Generation  and  Classification  of  Computers-  Basic  Organization  of  a  Computer  –Number System – Binary – Decimal – Conversion – Problems. Need for logical analysis and thinking – Algorithm – Pseudo code – Flow Chart.

UNIT II        C PROGRAMMING BASICS                                                                                 10
Problem formulation – Problem Solving – Introduction to „  C‟ programming –fundamentals – structure of a „C‟ program – compilation and linking processes – Constants, Variables – Data Types – Expressions using operators in „C‟ – Managing Input and Output operations – Decision Making and Branching – Looping statements – solving simple scientific and statistical problems.

UNIT III     ARRAYS AND STRINGS                                                                                            9
Arrays – Initialization – Declaration – One dimensional and Two dimensional arrays. String- String operations – String Arrays. Simple programs- sorting- searching – matrix operations.

UNIT IV     FUNCTIONS AND POINTERS                                                                                   9
Function – definition of function – Declaration of function – Pass by value – Pass by reference – Recursion – Pointers – Definition – Initialization – Pointers arithmetic – Pointers and arrays- Example Problems.

UNIT V      STRUCTURES AND UNIONS                                                                                    9
Introduction – need for structure data type – structure definition – Structure declaration – Structure within a structure – Union – Programs using structures and Unions – Storage classes, Pre-processor directives.

TEXTBOOKS

TOTAL: 45 PERIODS

1.    Pradip Dey, Manas Ghosh, “Fundamentals of Computing and Programming in C”, First
Edition, Oxford University Press, 2009
2.     Ashok N. Kamthane, “Computer programming”, Pearson Education, 2007.
3.     Yashavant P. Kanetkar. “ Let Us C”, BPB Publications, 2011.
REFERENCES
1.         Kernighan,B.W and Ritchie,D.M, “The C Programming language”, Second Edition,
Pearson Education, 2006
2.         Byron S Gottfried, “ Programming with C”, Schaum‟s Outlines, Second Edition, Tata
McGraw-Hill, 2006.
3.         R.G. Dromey, “How to Solve it by Computer”, Pearson Education, Fourth Reprint, 2007

GE8152	ENGINEERING GRAPHICS	L T  P C
	(Common to all branches of B.E. / B. Tech. Programmes)	2  0  3  4

OBJECTIVES
To develop in students, graphic skills for  communication of  concepts, ideas and  design of engineering  products  and  expose  them  to  existing  national  standards  related  to technical drawings.

Concepts and conventions (Not for Examination)                                                                    1
Importance  of  graphics  in  engineering  applications  –  Use  of  drafting  instruments  – BIS conventions and specifications – Size, layout and folding of drawing sheets – Lettering and dimensioning.

UNIT I          PLANE CURVES AND FREE HAND SKETCHING                                            14

Basic Geometrical constructions, Curves used in engineering practices
Conics – Construction of ellipse, parabola and hyperbola by eccentricity method – Construction of cycloid – construction of involutes of square and circle – Drawing of tangents and normal to the above curves, Scales: Construction of Diagonal and Vernier scales.

Visualization concepts and Free Hand sketching: Visualization principles –Representation of Three Dimensional objects – Layout of views- Free hand sketching of multiple views
from pictorial views of objects

UNIT II            PROJECTION OF POINTS, LINES AND PLANE SURFACES                       14
Orthographic projection- principles-Principal planes-First angle projection-Projection of points. Projection of straight lines (only First angle projections) inclined to both the principal planes
- Determination of true lengths and t r ue inclinations by rotating line method and trapezoidal
method and traces
Projection of planes (polygonal and circular surf aces ) inclined to both the principal planes by rotating object method.

UNIT  III          PROJECTION OF SOLIDS                                                                   14
Projection of simple solids like prisms, pyramids, cylinder, cone and truncated solids when the axis is inclined to one of the principal planes by rotating object method and auxiliary plane method.


UNIT IV           PROJECTION OF SECTIONED SOLIDS AND DEVELOPMENT OF SURFACES     14
Sectioning of above solids in simple vertical position when the cutting plane is inclined to the one of the principal planes and perpendicular to the other – obtaining true shape of section. Development of lateral surfaces of simple and sectioned solids – Prisms, pyramids cylinders and cones. Development of lateral surfaces of solids with cut-outs and holes

UNIT V          ISOMETRIC AND PERSPECTIVE PROJECTIONS                            15
Principles of isometric projection – isometric scale –Isometric projections of  simple solids and truncated solids – Prisms, pyramids, cylinders, cones-                                     combination of two solid objects in simple vertical positions and miscellaneous  problems. Perspective projection of simple solids- Prisms, pyramids and                                       cylinders by visual ray method and vanishing point method.

COMPUTER AIDED DRAFTING (DEMONSTRATION ONLY)                                                 3
Introduction to drafting packages and demonstration of their use.
TOTAL: 75 PERIODS TEXT BOOKS:
1.  N.D.Bhatt and V.M.Panchal, “Engineering Drawing”, Charotar Publishing House, 50th
Edition, 2010
2.  K. V.Natrajan,    “A    text    book    of    Engineering    Graphics”,    Dhanalakshmi Publishers, Chennai, 2009.

REFERENCES:
1.  K.R.Gopalakrishna., “Engineering Drawing” (Vol I&II combined)  Subhas Stores, Bangalore,
2007
2.  Luzzader, Warren.J., and Duff,John M.,,‟‟  Fundamentals of Engineering Drawing with an
introduction  to  Interactive  Computer  Graphics     for  Design  and  Production”,  Eastern
Economy Edition, Prentice Hall of India Pvt Ltd, New Delhi, 2005
3.  M.B.Shah and B.C.Rana,  “Engineering  Drawing”,  Pearson, 2nd Edition, 2009
4.  K.Venugopal and V.Prabhu     Raja, “Engineering    Graphics”,    New   Age International (P) Limited ,2008.
5.  Basant Agarwal and Agarwal C.M., “Engineering Drawing”, Tata McGraw Hill Publishing
Company Limited, New Delhi,2008.

Publication of Bureau of Indian Standards:
1.  IS 10711 – 2001: Technical products Documentation – Size and lay out of drawing sheets.
2.  IS 9609 (Parts 0 & 1) – 2001: Technical products Documentation – Lettering.
3.  IS 10714 (Part 20) – 2001 & SP 46 – 2003: Lines for technical  drawings.
4.  IS 11669 – 1986 & SP 46 – 2003: Dimensioning of Technical Drawings.
5.  IS 15021 (Parts 1 to 4) – 2001: Technical drawings – Projection Methods.

Special points applicable to University Examinations on Engineering Graphics:
1.  There will be five questions, each of either or type covering all units of the syllabus.
2.  All questions will carry equal marks of 20 each making a total of 100.
3.  The  answer  paper  shall  consist  of  drawing  sheets  of  A3  size  only.  The students will be permitted to use appropriate scale to fit solution within A3 size.
4.  The examination will be conducted in appropriate sessions on the same day

PH8161	PHYSICS LABORATORY	L T P C
	(Common to all branches of B.E./B.Tech. Programmes)	0 0  2 1

1.  Torsional pendulum – Determination of rigidity modulus of wire and moment of inertia of disc
2.  Non – uniform bending – Determination of young‟s modulus
3.  Lee‟s disc – Determination of thermal conductivity of a bad conductor
4.  Potentiometer– Determination of thermo e.m.f. of thermocouple
5.  Air wedge – Determination of thickness of a thin sheet of paper
6.  i. Optical fibre- Determination of Numerical Aperture and acceptance angle ii. Compact disc – Determination of width of the groove using laser
7.  Acoustic grating – Determination of velocity of ultrasonic waves in liquids
8.  Post office box – Determination of Band gap of a semiconductor
9.  Spectrometer – Determination of wavelength using grating
10. Viscosity of liquids– Determination of co-efficient of viscosity of a liquid by
Poiseuille‟s flow

TOTAL : 30 PERIODS

CY8161	CHEMISTRY LABORATORY	L   T  P   C
	(Common to all branches of B.E. / B.Tech. Programmes)	0  0   2  1

1.      Estimation of HCl using Na2CO3 as primary standard and Determination of alkalinity in water sample.
2.      Determination of total, temporary & permanent hardness of water by EDTA method.
3.      Determination of DO content of water sample by Winkler‟s method.
4.      Determination of chloride content of water sample by argentometric method.
5.      Estimation of copper content of the given solution by Iodometry.
6.      Determination of strength of given hydrochloric acid using pH meter.
7.      Determination of strength of acids in a mixture of acids using conductivity meter.
8.      Estimation of iron content of the given solution using potentiometer.
9.      Estimation of iron content of the water sample using spectrophotometer
(1,10- phenanthroline / thiocyanate method).
10.    Estimation of sodium and potassium present in water using flame photometer.
11.    Determination of molecular weight of poly vinyl alcohol using Ostwald viscometer.
12.    Pseudo first order kinetics – ester hydrolysis.
13.    Corrosion experiment – weight loss method.
14.    Determination of CMC.
15.    Phase change in a solid.

REFERENCES:

TOTAL : 30 PERIODS

1.      A text of quantitative inorganic analysis, A. L. Vogel , ELBS  London. 1995.
2.       Experiments in physical chemistry, D.P. Shoemarker and C.W. Gardad, McGraw Hill, London, 2001,
3.      American Public Health Association.

GE8161                                   COMPUTER PRACTICES LABORATORY                  L  T  P  C
(Common to all branches of B.E. / B.Tech. Programmes)            0  0  3  2
LIST OF EXPERIMENTS:
1.  Search, generate, manipulate data using MS office/ Open Office
2.  Presentation and Visualization – graphs, charts, 2D, 3D
3.  Problem formulation, Problem Solving and Flowcharts
4.  C Programming using Simple statements and expressions
5.  Scientific problem solving using decision making and looping.
6.  Simple programming for one dimensional and two dimensional arrays.
7.  Solving problems using String functions
8.  Programs with user defined functions
9.  Program using Recursive Function and conversion from given program to flow chart.
10. Program using structures and unions.

TOTAL: 45 PERIODS

GE8162                                    ENGINEERING PRACTICES LABORATORY              L  T  P  C

(Common to all branches of B.E. / B.Tech. Programmes)         0  0  3  2

OBJECTIVES:
To expose the students with practical knowledge by hand practice on various basic engineering practices in Civil, Mechanical, Electronics, Electrical Engineering.

Group – A (Civil & Electrical)

1.         CIVIL ENGINEERING PRACTICE                                                                                  12

Plumbing Practice:
1.  Study of pipe joints & functions and house hold fitting such as valves, taps, couplings, unions, reducers, elbows
2.  Study of plumbing requirements for pumps
3.  Preparation of line sketches for domestic water supply
4.  Hands on practical exercise in
a.  Basic pipe connections with different pipe fittings b.  Pipe connections with mixed components

Wood Work Practice:
1. Study of joints for door panels, door frames, furniture and trusses
2. Hands on practice in making wooden joints, lap, mortise & Tennon and

Dovetail joint

2.        ELECTRICAL ENGINEERING PRACTICE                                                                      9

1.  Study of house wiring using switches, fuse, lamp and energy meter
2.  Preparation of wiring diagram and wiring of a.  Stair case wiring
b.  Fluorescent lamp wiring
3.  Measurement of energy and resistance to earth of an electrical equipment

Group B (Mechanical & Electronics)                                                     15
3.         MECHANICAL ENGINEERING PRACTICE

1. Welding:
a. Preparation of butt, lap, tee joints by arc welding b. Gas welding practice
2. Basic Machining
a. Simple turning and taper turning operations b. Drilling and tapping practice
3. Sheet Metal work
a. Study of various sheet metal joints and applications b. Preparation of simple models – Trays, funnels
4. Machine Assembly practice
Study and assembly of Machine Vice
5. Demonstration on
a. Smithy operations
i. upsetting, Swaging, Bending
ii. Production of hexagonal headed bolt b. Foundry operations
i. Preparation of Sand mould for spur gear / cone pulley c. Fitting Practice – Square fitting

ELECTRONICS ENGINEERING PRACTICE                                                           9

a)    Study of Electronic components – Resistor, color coding, capacitors etc
b)    Soldering practice – components soldering in simple electric circuit & testing continuity
c)    Generation of Clock Signal

ree.

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