Annamalai University 2007 Certification in Automobile Technology AUTOMOBILE TECHNOLOGY - I - Question Paper

Register Number :8 eight nine 1
Name of the Candidate :

CERTIFICATE COURSE EXAMINATION, 2007
( AUTOMOBILE TECHNOLOGY )
( PAPER - I )
110. AUTOMOBILE TECHNOLOGY - I
May 2007 Time : three Hours
Maximum : 100 Marks

ans any 5 ques..
All ques. carry equal marks.

1. (a) How the I.C. engines are classified ?(10)
(b) elaborate the advantages of 2 stroke engine over the 4 stroke engine in automobile ? (10)
2. (a) Briefly discuss the stages of combustion in C.I. engine. (10)
(b) elaborate the functions of piston ring and its kinds ? discuss every. (10)
3. (a) define clearly about piston, function of piston and its materials. (10)
(b) Compare dry - liner and wet - liner and its application. (10)
4. (a) discuss the construction and operation of fuel feed pump. (10)
(b) What is meant by carburation ? State the defects in simple carburattor. (10)
5. (a) elaborate the differences ranging from the A.C. mechanical fuel pump and S.V.electrical fuel pump ? (10)
(b) What is the necessity of fuel filter ?
explain its construction and working.(10)
6. (a) discuss the pump airculation water cooling system. (10)
(b) discuss the fuel pressure lubricating system in automobile and its advantages. (10)
7. (a) elaborate the kinds of radiator and discuss the construction and working of cellular kind ? (10)
(b) State the causes and remedies of subsequent troubles : (10)
(i) Water loss from cooling water.
(ii) Engine over heating.
(iii) Low lubricating oil pressure.
8. (a) With the help of neat sketches, discuss the construction and working of DC generator battery charging system. (10)
(b) discuss briefly about the battery maintenance. (10)
9. (a) discuss the electronic ignition system and explain its advantages. (10)
(b) explain about starter motor using neat sketch. (10)
10. (a) Write short notes on : (i) Cylinder reboring. and (ii) Inertia drive. (10)
(b) describe spark advance mechanism ? discuss them with neat sketch. (10)

Earning:   Approval pending.