Multiple Choice Questions on Automobile Engineering | Objective Questions | Automobile Engineering Quiz | MCQ
1 >>If a tyre is designated as 175/65 R14 82 S, then the aspect ratio for the tyre is ?
- (A) 175
- (B) 65
- (C) 14
- (D) 82
2 >>The valve tappet clearance is measured by ?
- (A) screw pitch gauge
- (B) engineering scale
- (C) feeler gauge
- (D) vernier caliper
3 >>The basic purpose of tyres is to ?
- (A) grip the road and provide good traction
- (B) substitute for springs
- (C) act as brake
- (D) none of these
4 >>The specific gravity of petrol is about ?
- (A) 0.75
- (B) 0.85
- (C) 0.95
- (D) 1.25
Automobile Engineering Quiz | Automobile Engineering MCQ
5 >>The clutch is located between the transmission and the ?
- (A) engine
- (B) rear axle
- (C) propeller shaft
- (D) differential
6 >>Which one of the following statement correctly describe the construction of a bevel-gear type differential? ?
- (A) The drive shafts are splined to the differential carrier.
- (B) The left side gear and the differential carrier rotate in constant unison.
- (C) The differential carrier houses differential pinion gears and side gears, each pinion gear meshes with a different side gear.
- (D) The differential carrier houses differential pinion gears and side gears
7 >>The brake warning light warns the driver of ?
- (A) water in the master cylinder
- (B) air in the hydraulic system
- (C) failure of the primary or secondary circuit of hydraulic system
- (D) power-brake failure
8 >>Highest useful compression ratio (HUCR) is the highest compression ratio at which the ?
- (A) engine can run
- (B) engine gives maximum output
- (C) engine is most efficient
- (D) fuel can be used in a test engine without knocking
9 >>In Diesel engines, during suction stroke, —– is drawn in the cylinder. ?
- (A) air and fuel
- (B) only fuel
- (C) only air
- (D) none of these
Automobile Engineering Quiz | Automobile Engineering MCQ
10 >>The formula for Iso-octane is ?
- (A) C8H18
- (B) C7H17
- (C) C6H18
- (D) C7H18
11 >>The crankshaft of a typical in-line four cylinder engine has —– balance weights. ?
- (A) 12
- (B) 4
- (C) 16
- (D) 8
12 >>The function of a governor in automobiles is to ?
- (A) limit the power
- (B) limit the vehicle speed
- (C) maintain constant engine speed
- (D) maximise the fuel economy
13 >>A petrol that detonates easily is called ?
- (A) high octane petrol
- (B) low octane petrol
- (C) unleaded petrol
- (D) blended fuel
14 >>The minimum parking brake force is generally —– of gross vehicle mass (GVM). ?
- (A) 0.05
- (B) 0.1
- (C) 0.15
- (D) 0.2
15 >>Bead wires are made of ?
- (A) steel
- (B) copper
- (C) zinc
- (D) aluminium
16 >>The condition that results in large quantities of HC emission is ?
- (A) high temperature combustion
- (B) incomplete combustion
- (C) low temperature combustion
- (D) high atmospheric temperature combustion
17 >>A petrol engine of a car develops 125 N-m torque at 2700 r.p.m. The car is driven in second gear having gear ratio of 1.75. The final drive ratio is 4.11. If the overall transmission efficiency is 90%, then the torque available at the driving wheels is ?
- (A) 8.091 N-m
- (B) 80.91 N-m
- (C) 809.1 N-m
- (D) 8091 N-m
18 >>The advantage of the fuel injection system over the carburetor system is ?
- (A) improved fuel efficiency
- (B) improved emission
- (C) improved power output
- (D) all of these
19 >>The component of the oil filter that prevents the passage of metal particles and sludge is ?
- (A) element
- (B) relief valve
- (C) check valve
- (D) case
Automobile Engineering Quiz | Automobile Engineering MCQ
20 >>Which one of the following statements correctly describes the construction of a planetary gear type differential ? ?
- (A) The six planetary pinions rotate in constant mesh with the internal gears.
- (B) One drive shaft is splined to the central gear and the other to the planetary gear.
- (C) Each planetary pinion gear meshes with both the central gear and the internal gear.
- (D) The internal gear is fixed to the planetary gear.
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