Automobile Engine, Question Paper of B.Tech AE (D) 4th Semester,Download Previous Years Question Paper 6

.B. Roll No. _________

AUTOMOBILE ENGINE-1

4th Exam/AutoEngg/9307/Mey’09

Duration 3 Hrs.

Note : Attempt any five questions

1.       

a.     The fluctuation of engine speed during a cycle depends upon _____

b.     The piston pins in the modern automobile engines are usually _____

c.      Can shaft in an engine is always mounted _______

d.     On the rear end of a crank shaft are mounted ______

e.      The exhaust value usually starts opening ______

f.       The carbon from the cylinder head is removed with _________

g.     Engine over heating may result due to ______

h.     From oil pump the oil goes directly to _________

i.       The choke is usually closed when the engine is ________

j.       Contact breaker points are generally made of ________

2.       

a.     Explain advantage and disadvantage of stroke and two stroke engines.

b.     Describe in detail the function construction and materials used for the

                                                             i.      Connecting road

                                                           ii.      Pittston ring

                                                        iii.      Camshaft

                                                        iv.      Crank shaft

3.       

a.     Explain the following terms:

                                                             i.      Bore and stroke

                                                           ii.      Specific fuel consumption

                                                        iii.      Thermal efficiency

                                                        iv.      Total volume

b.     Explain with neat sketch the construction & working of four stroke I.C engine

4.       

a.     Explain fuel supply circuits in petrol engine and also explain the function of various components in the circuit?

b.     Explain pump fuel supply system.

5.       

a.     Name different methods of engine cooling explain in detail the air cooling method ?

b.     With the help of suitable diagram ? explain various types of temperature gauges?

6.       

a.     Explain clearly pressure system of lubrication for an automotive engine with neat sketch

b.     Discuss different types of lubricants.

7.       

a.     Explain the construction of distributor and also discuss the function of distributor.

b.     Write a note on spark plug gap adjustment.

8.                             Short notes on

a.     Solex carburetor

b.     Exhaust manifold

c.      Electronic ignition system