701. The purpose of a balancer shaft is to
A. balance the timing in the movement of the two groups of pistons
B. increase inertia force of the rotating crankshaft
C. reduce vibrations caused by the crankshaft rotation
D. adjust the timing of the intake and exhaust valve openings
702. Free pedal play in car clutches is about
A. 15 mm
B. 25 mm
C. 40mm
D. 60 mm
703. The caster is called positive when the top of the king pin is inclined to the
A. rear of the vehicle
B. front of the vehicle
C. left of the vehicle
D. right of the vehicle
703. The main purpose of an engine’s air cleaner is that it
A. controls the engine’s air intake volume
B. reduces the engine’s air intake noise
C. prevents rain water from entering the engine
D. prevents dust and other foreign matter from entering the engine
704. The device for smoothening out the power impulses from the engine is called
A. clutch
B. differential
C. flywheel
D. torque converter
705. The main function of a master cylinder is to
A. adjust the extent of brake pedal free play
B. boost the force applied to brake pedal
C. convert brake pedal force into hydraulic pressure
D. ensure that all the wheel brakes are supplied with the same amount of fluid pressure
706. The exhaust gas from petrol engine contains
A. petrol vapours
B. water vapours
C. carbon monoxide
D. all of these
707. In case of a Diesel car, the pressure at the end of compression is of the order of
A. 15 bar
B. 25 bar
C. 35 bar
D. 45 bar
708. The effect of vapour locking on the brake performance is that the
A. brakes function more effectively
B. brakes fail completely
C. brake operation is delayed after depression of the brake pedal
D. vapour locking has no effect on brake performance
709. The connecting rod is attached to the piston by the
A. cap bolt
B. piston pin
C. cap roller bearing
D. rod cap
710. Clutch facings are usually attached to the plate by
A. steel rivets
B. brass rivets
C. aluminium screws
D. steel screws
NOTE
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