Automobile Engineering problems
- 1. In a unit type body (frameless body) design, the sheet metal parts are welded together, forming a frame work to which outer skin is attached.
Options- A. True
- B. False Discuss
Correct Answer: True
- 2. The tilting of the front wheels away from the vertical, when viewed from the front of the car, is called
Options- A. camber
- B. caster
- C. toe-in
- D. toe-out Discuss
Correct Answer: camber
- 3. The operation of removing trapped air from the hydraulic braking system is known as
Options- A. trapping
- B. tapping
- C. bleeding
- D. cleaning Discuss
Correct Answer: bleeding
- 4. Incorrect steering axis inclination (S.A.I.) causes
Options- A. tendency to assume toe-out orientation
- B. generation of a braking effect at tight corners
- C. poor recovery of the steering wheel after making a turn
- D. the vehicle to pull to the side of lesser inclination Discuss
Correct Answer: poor recovery of the steering wheel after making a turn
- 5. The aluminium alloy is used in cylinder blocks because
Options- A. it is lighter and have good heat dissipation characteristics
- B. material cost is low
- C. it does not require any cylinder liners
- D. the piston is also made of aluminium alloy Discuss
Correct Answer: it is lighter and have good heat dissipation characteristics
- 6. The compression ratio in petrol engine is kept less than in Diesel engine because
Options- A. it makes petrol engines lighter
- B. higher or equivalent compression ratio in petrol engines is not possible due to pre-ignition
- C. less compression ratio gives better performance
- D. it is just customary to have less compression ratio in petrol engines Discuss
Correct Answer: higher or equivalent compression ratio in petrol engines is not possible due to pre-ignition
- 7. A traction control system (TCS) in automobiles controls the
Options- A. vibrations on the steering wheel
- B. engine power during acceleration
- C. torque that is transmitted by the tyres to the road surface
- D. stopping distance in case of emergency Discuss
Correct Answer: torque that is transmitted by the tyres to the road surface
- 8. The oil pump is driven by the
Options- A. camshaft
- B. alternator shaft
- C. crankshaft via drive belt
- D. crankshaft directly Discuss
Correct Answer: crankshaft directly
- 9. In a ventilated disc brake,
Options- A. a duct directs air towards the caliper for cooling while the vehicle is moving
- B. caliper is covered with cooling fins
- C. disc contains many small holes for optimum cooling performance
- D. disc contains radial vanes between its rubbing surfaces for optimum cooling performance Discuss
Correct Answer: disc contains radial vanes between its rubbing surfaces for optimum cooling performance
- 10. In automobiles G.V.W. refers to
Options- A. gross vehicle width
- B. gross vehicle weight
- C. gross vehicle wheel base
- D. gross vehicle wheel track Discuss
Correct Answer: gross vehicle weight
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