lead peroxide (PbO2)
spongy lead (Pb)
lead sulphate (PbSO4)
sulphuric acid (H2SO4)
✅ The correct answer is option B.
Automobile Engineering MCQs
42. The main function of a resonator is that it
regulates the intake air flow rate
reduces the intake air noise .
enhances intake efficiency
regulates the intake a
✅ The correct answer is option B.
43. The device for smoothening out the power impulses from the engine is called
clutch
differential
flywheel
torque converter
✅ The correct answer is option C.
44. The basic purpose of providing caster angle on wheels is to
prevent uneven tyre wear
maintain directional control
bring the road contact of the tyre under the point of load
compensate for wear in
✅ The correct answer is option B.
45. The sequence order of events in a four-stroke engine is
suction – exhaust – power – compression
suction – power – compression – exhaust
suction – compression – power – exhaust
exhaust – compression
✅ The correct answer is option C.
46. The aspect ratio (expressed in percentage) of the tyre is defined as the ratio of
section width to section height
section height to section width
wheel diameter to section height
wheel diameter to sect
✅ The correct answer is option B.
47. The clutch is located between the transmission and the
engine
rear axle
propeller shaft
differential
✅ The correct answer is option A.
48. The air resistance to a car at 20 kmph is R. The air resistance at 40 kmph will be
R
2 R
4R
4 R2
✅ The correct answer is option C.
49. A heat treated glass generally used in automobiles bursts into __________ upon cracking,
sharp edged fragments
small particles
✅ The correct answer is option B.
50. In Diesel engines, during suction stroke, __________ is drawn in the cylinder.
air and fuel
only fuel
only air
none of these
✅ The correct answer is option C.