Practice Test: Question Set - 01
1. What is the mechanical cause engine does not start?
- (A) Starter
motor mounting bolt loose
- (B) Defective
alternator
- (C) Defective
thermostat valve
- (D) Clogged fuel
filter
2. What is the reason for engine low power generation?
- (A) Weak
compression
- (B) Defective
alternator
- (C) External
leakage of oil
- (D) Clogged
thermostat valve
3. What is the reason for engine low power generation?
- (A) Piston ring
worn out
- (B) Defective
oil relief valve
- (C) Loose fan
belt
- (D) Defective
alternator
4. What is the reason for high fuel consumption of diesel?
- (A) Defective
thermostatic valve
- (B) Low
compression
- (C) Loose
battery terminals
- (D) Water in the
fuel system
5. What is the possible cause of excessive fuel consumption?
- (A) High fuel in
tank
- (B) Low fuel in
tank
- (C) High
compression
- (D) Weak
compression
6. What is the effect of tapper and ovality of a bore?
- (A) Compression
loss
- (B) Misfiring
- (C) Difficult
starting
- (D) False valve
timing
7. What is the mechanical cause for engine does not start?
- (A) No air in
fuel system
- (B) Clogged
exhaust manifold
- (C) Battery full
charge
- (D) Starter
motor engage properly
8. What is the reason for high oil consumption?
- (A) Defective
pressure gauge
- (B) Improper
valve timing
- (C) Excessive
valve guide clearance
- (D) Clogged fuel
filter
9. What is the possible cause of high oil consumption?
- (A) Clogged air
cleaner
- (B) Clogged fuel
filter
- (C) Worn out of
piston rings
- (D) Low oil
level
10. What is the possible cause of engine over heating?
- (A) High water
level
- (B) High oil
level
- (C) Faulty water
pump
- (D) Faulty
injector
11. What is the reason for high fuel consumption in diesel engine?
- (A) Oil level
high
- (B) Air cleaner
clogged
- (C) Fuel level
in tank is high
- (D) High
compression pressure
12. What is the mechanical cause for engine does not start?
- (A) Defective
oil pump
- (B) Defective
starter switch
- (C) Improper
valve timing
- (D) No water in
fuel
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