Top 350+ Solved Automobile Engineering MCQ Questions Answer
Q. Diesel fuel as compared to petrol is
a. More difficult to ignite
b. Less difficult to ignite
c. Equally difficult to ignite
d. None of the above
e. Compression ratio
Q. A ring gear is provided around the engine fly-wheel
a. For getting uniform speed
b. To start the engine using self-starter
c. For reducing noise
d. To get variable engine speeds
e. To operate the valves
Q. The part of the vehicle which holds the passengers and the cargo to be transported, is known as
a. Senan
b. Chassis
c. Hull
d. Cabin
e. Aft
Q. Wax is applied on car body because
a. It is water repellent
b. It seals off the pores
c. The surface shines
d. Any of the above
e. None of the above
Q. Fuel pump for diesel engine is
a. electrically operated
b. mechanically operated
c. pneumatically operated
d. electro-magnetically operated
e. None of the above
Q. The process of supplying the intake air to the engine cylinder at a pressure greater than the pressure of the surrounding atmosphere is known as
a. supercharging
b. auto-ignition
c. scavenging
d. none of the above
e. None of the above
Q. Highest useful compression ratio is an indicator of
a. knocking of a fuel at a particular pressure
b. knocking of a fuel at a particular temperature
c. knocking of a fuel in a particular engine
d. knocking of a fuel under specified conditions in a standard engine
e. None of the above
Q. Which one of the following is antifriction bearing?
a. Ball bearing
b. Roller bearing
c. Taper roller bearing
d. Needle bearing
e. All of the above
Q. The ignition of the charge in spark ignition engine before spark occurs in spark plug, is known as
a. auto-ignition
b. pre-ignition
c. detonation
d. none of the above
e. None of the above
Q. In a Diesel engine the function of a fuel injector is
a. To mix fuel and air
b. To ignite air-fuel mixture
c. To provide adequate air fuel mixture for combustion
d. To provide flame front for ignition
e. To spray atomized fuel in the cylinder
Q. The angle during which both the inlet and exhaust valves remain open simultaneously, is known as
a. exhaust value angle
b. value angle
c. value overlap
d. none of the above
e. None of the above
Q. The valve is opened as the cam lobe on the cam raises the
a. Piston pin
b. Valve lifter
c. Bearing
d. Valve guide
e. Valve seat
Q. The device used to reduce the exhaust noise is known as
a. Exhaust manifold
b. Exhaust pipe
c. Tail pipe
d. Muffler
e. None of the above