Practice Test: Question Set - 15
1. Cushioning springs in clutch plate reduces
- (A) Vehicle
speed
- (B) Torsional
vibrations
- (C) Jerky
starts
- (D) None
of these
2. The specific gravity of Diesel is about
- (A) 0.65
- (B) 0.75
- (C) 0.85
- (D) 0.95
3. The ease with which petrol vaporizes is called its
- (A) Oxidation
- (B) Octane
number
- (C) Volatility
- (D) Cetane
number
4. Tachometer in a vehicle measures
- (A) Speed
- (B) Distance
- (C) Engine
r.p.m.
- (D) Fuel
consumption
5. The connecting rod lower end is connected to the relevant ________ of crankshaft.
- (A) Big end
- (B) Crank arm
- (C) Journal
- (D) Small
end
6. The brake pedal during ABS operation
- (A) Is pushed
upward forcefully
- (B) Pedal
stroke becomes longer
- (C) Transmits
slight kickback to the driver's foot
- (D) All of the
above
7. Odometer is an instrument used for measurement of
- (A) Power
- (B) Fuel
consumption
- (C) Engine r.p.m.
- (D) Distance
8. The function of a second ring is that it is a
- (A) Back up
compression ring which will work in place of the top ring when it is broken
- (B) Compression
ring and aids the top ring in sealing and cooling
- (C) Back up oil
control ring which will work in place of the bottom ring when it is broken
- (D) Cushion ring
which prevents piston slap and knock
9. The advantage of having a tandem master cylinder arrangement in automobiles is that it
- (A) Enhances
safety by serving two independent lines in a divided line brake circuit
- (B) Enhances
safety by activating the brakes using vacuum pressure in the event of brake
fluid loss
- (C) Supplies
equal fluid pressure to each line of a divided line brake circuit, thereby
preventing the brakes from dragging on one side
- (D) Boosts the
brake fluid pressure to reduce the force required to depress the brake pedal
10. The two rows of cylinders in a 'V' type engine are generally arranged at
- (A) 45°
- (B) 60°
- (C) 90°
- (D) 130°
11. The basic part of the engine, to which the other engine parts are attached or assembled is the
- (A) Cylinder
head
- (B) Crankshaft
- (C) Cylinder
block
- (D) Oil pan
12. The function of a connecting rod is
- (A) To
turn the flywheel
- (B) To
drive the drive plate
- (C) To
drive the fuel pump
- (D) To transmit
motion of the piston to the crankshaft
13. The seat belt tensioners are built in the
- (A) Front seats
- (B) Shoulder
anchors
- (C) Seat belt
retractors
- (D) Seat
belt buckles
14. When indicated power (I.P.) and frictional power (F.P.) are known, we can calculate
- (A) Brake
power
- (B) Compression
ratio
- (C) Specific
air consumption
- (D) Mean
effective pressure
15. The number of exhaust manifolds in a V6 engine is
- (A) One
- (B) Two
- (C) Four
- (D) Eight
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