Internal Combustion Engines (I.C. Engines) MCQ Questions & Answers | Mechanical Engineering

A. 2-stroke petrol engine

B. 4-stroke petrol engine

C. Diesel engine

D. Steam turbine

A. $$\frac{1}{2}$$

B. 1

C. 2

D. 4

A. 1 m³

B. 5 m³

C. 5 to 6 m³

D. 9 to 10 m³

A. Supercharging reduces knocking in diesel engines

B. There can be limited supercharging in petrol engines because of detonation

C. Supercharging at high altitudes is essential

D. Supercharging results in fuel economy

A. 2,000 to 4,000 volts

B. 4,000 to 6,000 volts

C. 6,000 to 10,000 volts

D. 10,000 to 12,000 volts

A. Jet area is automatically varied depending on the suction

B. The flow from the main jet is diverted to the compensating jet with increase in speed

C. The diameter of the jet is constant and the discharge coefficient is invariant

D. Flow is produced due to the static head in the float chamber

A. Four stroke C.I. engine, four stroke S.I. engine, two stroke S.I. engine

B. Four stroke S.I. engine, four stroke C.I. engine, two stroke S.I. engine

C. Four stroke C.I. engine, two stroke S.I. engine, four stroke S.I. engine

D. Two stroke S.I. engine, four stroke S.I. engine, four stroke C.I. engine

A. Vaporisation

B. Carburetion

C. Ionization

D. Atomization

A. Same

B. Less

C. More

D. More or less depending on power rating

A. 14.6 : 1

B. 18.5 : 1

C. 20.4 : 1

D. 22.6 : 1