Pune University BE Production Automobile Engineering Question Papers

Pune University BE Production Automobile Engineering

Question Papers

B.E. (Production Sandwich) AUTOMOBILE ENGINEERING (Elective – I) (2008 Pattern) (Sem. – I)

Time :3 Hours]                                                                                              [Max. Marks :100

Instructions to the candidates:

1)            All questions are compulsory.

2)            Answers to the two sections should be written in separate books.

3)            Neat diagrams must be drawn wherever necessary.

4)             Pigures to the right indicate full marks.

5)            Assume suitable data, if necessary.

SECTION – I Unit – I

QI) a) What are the various components of automobile?                                               [8]

b)            Describe the working of steering system mechanism.                                 [8]

c)            What do you mean by Chassis?                                                                       [2]


Q2) a) Explain working of Simple carburettor.                                                                [8]

b)            List various types of frame and describe in brief the conventional frame.[8]

c)            What do you mean by articulated vehicle?                                                   [2]

Unit – II

Q3) a) What is the purpose of the fins in an air-cooled system? Explain its construction.                                                                                                        [6]

b)            What are antifreeze solutions?                                                                         [6]

c)            List out the different types of additives used.                                               [4]


Q4) a) What are the problems encountered with liquid cooling?                                  [8]

b) What is thermosyphon cooling? Explain                                                            [8]

Unit – III

Q5) a) Explain in brief dry sump lubrication.                                                                   [6]

b)            What is friction? Why it occurs?                                                                     [3]

c)            List out the various tests performed on lubricants.                                      [7]


Q6) a) Explain Electronic ignition system.                                                                       [8]

b) What are the advantages and disadvantages of Magneto ignition system? [8]


Q7) a) How a multi-plate clutch is able to transmit more power in comparison to a single plate clutch. Explain.                                                                      [8]

b) Explain the working of differential with the help of Diagram.                    [10]


Q8) a) With the help of neat sketch, explain the construction and operation of constant mesh gear box.                                                                                  [12]

b) Where are dog clutches used?                                                                               [6]

Unit – V

Q9) a) Explain torsion bar and give its advantages and disadvantages. [10]

b) Write short note on shock absorber.                                                                    [6]


QIO) a) What are the advantages and disadvantages of rubber spring?                       [8]

b) What are the components of the steering system?                                            [8]

Unit – VI

Write short notes on:                                                                                        [10]

i)  Vacuum brakes  ii) Air brakes

Write the functions of brakes in an automobile.                                           [6]


What is mean by servicing? And explain different types of servicing. [8] Give the troubleshooting chart for cooling system with its complaint, cause and remedy.               [8]

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