Yashwantrao Chavan Maharashtra Open University 2006 Certification TML Automobile Engineering - II - Question Paper

TML102/EE/20070813
Automobile Engineering - II
Time : 180 minutes Marks : 100
Instructions for the students :
1. All ques. are compulsory.
2. “Long ans kind ques. (LAQ)” is a supply kind ques. of 20 marks,
which require typical ans of about 60-80 lines in about 32-40 minutes.
3. “Short ans kind ques. (SAQ)” is a supply kind ques. of five marks,
which require typical ans of about 15-20 lines in about 08-10 minutes.
4. Use of non-programmable kind of scientific calculator is allowed.
5. Draw neat diagrams wherever necessary.
6. presume suitable data if necessary.


Long ans kind ques. (LAQ’s)

1. (a) What is the use of Gaskets ? How engine gaskets are
classified ?
(b) discuss the series and parallel circuit. explain the difference
ranging from them.


2. (a) List the components of the starting system. discuss the
construction and operating principle of a starter motor.
(b) How the testing of battery are carried out ? discuss
i) Specific gravity tests ii) Open circuit voltage test
iii) Battery Leakage test iv) Battery Drain test
v) Capacity test


3. (a) discuss the purpose of the major parts of an AC generator.
(b) define the various kinds of headlights and discuss how
they are controlled.


4. (a) define the construction and operation of –
i) Ignition coils ii) Spark plugs
(b) List the common kinds of spark plug fouling.
(c) discuss any 2 methods of checking the operation of Halleffect
sensors.

Short ans kind ques. (SAQ’s)

5. elaborate the major differences ranging from aerobic and anaerobic
sealants ?

6. What is the major difference ranging from ROM and RAM memory in
a microprocessor ?

7. discuss Magnetic and Thermal gauges. 5
8. discuss in brief the engine operating conditions that affect
ignition timing requirements.

Earning:   Approval pending.