Where is the variable compression ratio used?

A. Methane

B. Ethane

C. Butane

D. Propane

A. More prone for knock

B. It uses an overall rich mixture

C. It has a lot of throttling losses

D. It has multi-fuel capabilities

A. Speed and torque

B. Speed and power

C. Torque

D. Speed

A. Reduction in the life of the engine

B. Less power compared to gasoline

C. Reduction in the life of the engine and less power compared to gasoline

D. Knocking tendency

A. Unburnt oil

B. HC

C. Nox

D. CO

A. Cruising

B. Idling

C. Accelerating

D. Decelerating

A. The engine which uses gaseous and liquid fuel

B. The engine which uses two liquid fuels

C. The engine which uses two gaseous fuels

D. The engine which uses one liquid and any other fuel