Automobile Engineering Questions and Answers
1-The power actually developed inside the engine cylinder is known as
(A) Brake power
(B) Fuel power
(C) Indicated power
(D) Friction power
2-Thermal efficiency of an IC engine is in the order of
(A) 10% to 15%
(B) 35% to 40%
(C) 55% to 60%
(D) 85% to 90%
3-The process of keeping constant engine speed under varying load conditions is known as
(A) scavenging
(B) supercharging
(C) accelerating
(D) governing
4-In Otto cycle heat is supplied at
(A) constant volume
(B) constant pressure
(C) partially constant volume and then constant pressure
(D) partially constant pressure and then constant volume
5-In an Otto cycle thermal efficiency ___ with increase of compression ratio.
(A) increases
(B) decreases
(C) does not change
(D) depends on type of loading
6-The system governing the angular movement of front wheels of a tractor is called
(A) Steering system
(B) Dragging system
(C) Rotating system
(D) Lifting system
7-In general, governors for internal combustion engines are of
(A) centrifugal type
(B) centrifugal force spring loaded type
(C) spring loaded type
(D) mechanical device
8-It is the ratio of work output to the work applied to it at the axle
(A) Drawbar efficiency
(B) Torque efficiency
(C) Power take off efficiency
(D) Tractive efficiency
9-The purpose of providing a steering brake is
(A) To disengage the clutch
(B) To rotate the clutch drum
(C) To stop the clutch drum from rotating after clutch has been discharged
(D) To engage the clutch
10-It is a device for cooling the circulating water in the engine, known as
(A) Water pump
(B) Radiator
(C) Water Jacket
(D) Thermostat
ANSWERS:
1-(C), 2-(B), 3-(D), 4-(A), 5-(A), 6-(A), 7-(B), 8-(D), 9-(C), 10-(B)