Automobile Engine, Question Paper of B.Tech AE (D) 4th Semester,Download Previous Years Question Paper 3

.B. Roll No. _________

AUTOMOBILE ENGINE-1

4th Exam/AutoEngg/9307/Mey’07

Duration 3 Hrs.

Note : Attempt any five questions. Question No.1 compulsory.

1.      

a.     Differentiate between the concept of internal and external combustion engines giving example of each .

b.     Discuss of advantages of IC over the external combustion engine.

c.      Efficiency of air standard Otto cycle is expressed as Pi =

d.     Compare between the two stroke and four stroke engines, in brief only

e.      Name the various engine performance parameters.

2.       

a.     Name the materials of the following components

i.                   Cylinder block

ii.                 Cylinder head

iii.              Piston connecting rod

iv.              Cam shaft

b.     Draw the diagram of fly wheel and explain its working principle

3.     Draw a neat sketch of fuel supply circuit of petro engine and explain its working in brief.

4.       

a.     What is the purpose and function of a carburetor in a petrol engine?

b.     Describe in brief the working of a multipoint fuel injection (MPFI) system.

5.     Name the various components of ignition system of a petrol engine. Describe any one with the help of neat sketch

6.       

a.     What is the necessity of cooling system in any automobile engine?

b.     Discuss the role of radiator in an engine.

c.      How scaling and c corrosion are  minimized

7.     Draw a schematic diagram of lubricating system of your choice. Name its various components and describe any one.

8.      Write short note on any three

a.     Air cleaners

b.     Silencer

c.      Valve timing

d.     Additive for lubricants

e.      Crank case ventilation

f.       Anti freeze solutions

g.     Electronic ignition system

h.     BHP by more test