731. The purpose of adding pigment to the paint is that it
A. optimises the viscosity of paint
B. makes paint film hard
C. gives colour and filling up effect to the paint
D. none of the above

732. A laminated glass upon cracking
A. bursts into sharp edged fragments
B. bursts into granular pieces
C. sandwiched layer traps the fragments
D. breaks into the form of crystals

733. In a four speed four-stroke Diesel engine, the intake valve
A. opens at T.D.C. and closes at B.D.C.
B. opens at 20° before T.D.C. and closes at 35° after B.D.C.
C. opens at 10° after T.D.C. and closes at 20° before B.D.C.
D. none of the above

734. When the top of the wheel is tilted outward, then it is called
A. positive camber
B. negative camber
C. positive caster
D. negative caster

735. The purpose of transmission in an automobile is
A. to vary the speed of automobile
B. to vary the torque at the wheels
C. to vary the power of automobile
D. none of these

736. A basic difference between the spark ignition engine and the Diesel engine is that the
A. Diesel engine compresses air alone instead of an air-fuel mixture
B. air temperature ignites the fuel in the Diesel engine
C. fuel is sprayed into the combustion chamber in the Diesel engine as the piston nears T.D.C. on the compression stroke
D. all of the above

737. The cam shaft in an engine is always mounted
A. parallel to the crankshaft
B. perpendicular to the crankshaft
C. inclined to the crankshaft
D. none of these

738. Caster is a
A. forward tilt of the kingpin
B. backward tilt of the kingpin
C. either ‘a’ or ‘b’
D. none of these

739. A front stabilizer bar is used to
A. increase vehicle load-carrying capacity
B. provide a softer ride
C. control suspension movement and body roll
D. all of the above

740. The timing belt is attached to the camshaft pulley and
A. timing belt drive pulley
B. distributor
C. radiator fan pulley
D. alternator pulley

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