Questions and Answers on Automobile Engineering

Automobile Engineering MCQ on Automobile Engineering

61- When a tyre has a 215/65R 15 89 H rating on the side wall, the H indicate?         

A:- Temperature rating         

B:- Construction type         

C:- Speed index         

D:- Load index         

 

62- In the ball and trunnion type universal joint a ball head is fixed at the end of the propeller shaft by a         

A:- Pin         

B:- Circlip         

C:- Snap ring         

D:- Set screw         

 

63- The shock absorber dissolve can be reduced by pressurising the fluid with _______ gas.         

A:- Oxygen         

B:- Hydrogen         

C:- Nitrogen         

D:- Carbon dioxide         

 

64- Driving and braking thrust are transmitted to the vehicle frame with the help of _______ in a Hotchkiss drive.         

A:- Leaf springs         

B:- Torque tube         

C:- Stabilizer rod         

D:- Radius rod         

 

65- Which among the following steering gearboxes provides a variable steering gear ratio?         

A:- Worm and nut         

B:- Worm and sector         

C:- Worm and wheel         

D:- Worm and roller         

 

66- In these types of axle assembly, the axle shaft takes only the driving thrust and the vehicle load is taken by the axle housing         

A:- Semi floating         

B:- Fully floating         

C:- Three quarter floating         

D:- All of these         

 

67- It is the percentage ratio between the difference of vehicle speed and wheel speed to vehicle speed         

A:- Slip ratio         

B:- Velocity ratio         

C:- Speed ratio         

D:- Aspect ratio         

 

68- Limited slip differential has a series of friction and steel plates packed between the         

A:- Sun gear and planetary gear         

B:- Cage and crown wheel         

C:- Axle shaft and sun gear         

D:- Sun gear and cage         

 

69- The sensor used by the ABS for measuring the deceleration rate of the vehicle, whenever brakes are applied         

A:- Wheel speed sensor         

B:- G-Sensor         

C:- Proximity sensor         

D:- Vehicle speed sensor         

 

70- The stationary part of an epicyclic gearbox with reverse gear is its         

A:- Sun gear         

B:- Ring gear         

C:- Planet carrier         

D:- Planet gears           

 

71- The melting temperature of copper is         

A:- 930°C         

B:- 1083°C         

C:- 183°C         

D:- 1200°C         

 

72- Which of the following is not true?         

A:- mass is always equal to weight         

B:- mass and weight are different quantities         

C:- mass of a body is equal to volume × density         

D:- weight force is equal to mass × acceleration due to gravity           

 

73- The action of a force on a unit area of the body on which it acts is termed as         

A:- Thrust         

B:- Force         

C:- Friction         

D:- Pressure

 

ANSWERS:

61-(C), 62-(A), 63-(C), 64-(A), 65-(D), 66-(B), 67-(A), 68-(D), 69-(B), 70-(C), 71-(B), 72-(A), 73-(D)