141. Multiple jet compensation is a provision for
(A) Overcoming difficulties at different speeds in petrol engines
(B) Multi-port fuel injection on petrol engines
(C) Advanced electronic fuel injection system on petrol engine
(D) Efficient operation of superchargers at high altitude
Answer: - Overcoming difficulties at different speeds in petrol engines
142. A car is negotiating a leftward curve. In this case
(A) The right side wheels will be the outer wheels
(B) The right side wheels will exert pressure on the road
(C) The right half axle will run at same speed as the left half axle
(D) Differential is locked
Answer: - The right side wheels will be the outer wheels
143. The direction of flow of water through the radiator of a thermo syphon cooling system is
from the
(A) Top to the bottom
(B) Bottom to the top
(C) Front to the back
(D) Back to the front
Answer: - Back to the front
144. The difference between dry bulb temperature and dew point temperature is called
(A) Dry bulb depression
(B) Wet bulb depression
(C) Dew point depression
(D) Degree of saturation
Answer: - Dew point depression
145. The function of a first compression ring (top ring) is that it
(A) Increase the combustion temperature
(B) Creates swirl
(C) Maintains a seal and prevents the fuel leakage
(D) Maintain a seal and prevents escape of burned gases and loss of pressure in the combustion Chamber
Answer: - Maintain a seal and prevents escape of burned gases and loss of pressure in the combustion chamber
146. The path taken by intake air is
(A) Carburetor (or throttle body) air cleaner intake manifold intake ports cylinders
(B) Air cleaner carburetor (or throttle body) intake ports intake manifold cylinder
(C) Air cleaner intake manifold carburetor (or throttle body) intake ports cylinder
(D) Air cleaner carburetor (or throttle body) intake manifold intake ports cylinder
Answer: - Air cleaner carburetor (or throttle body) intake manifold intake ports cylinder
147. Which law states that the internal energy of a gas is a function of temperature ?
(A) Charle’s law
(B) Joule’s law
(C) Regnault’s law
(D) Boyle’s law
Answer: - Joule’s law
148. Absolute zero pressure will occur
(A) Sea level
(B) At the center of the earth
(C) When molecular momentum of the system becomes zero
(D) Under vacuum condition
Answer: - When molecular momentum of the system becomes zero
149. In M.P.F.I. engine which component is not present ?
(A) Spark Plug
(B) Carburetor
(C) Ignition system
(D) E.C.M.
Answer: - Carburetor
150. What is meant by A.B.S. ?
(A) Antilock Braking System
(B) Automatic Braking System
(C) Antifriction Bearing System
(D) Antiskid Braking System
Answer: - Antilock Braking System
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