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Internal Combustion Engines

Internal Combustion Engines
The air-fuel ratio of the petrol engine is controlled by

Carburettor
Injector
Fuel pump
Governor

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Internal Combustion Engines
In petrol engine, using a fixed octane rating fuel and fixed compression ratio, supercharging will _________ the knocking tendency.

Not effected
None of these
Decrease
Increase

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Internal Combustion Engines
The term scavenging is generally associated with

2-stroke cycle engines
4-stroke cycle engines
High efficiency engines
Aeroplane engines

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Internal Combustion Engines
Most high speed compression engines operate on

Otto cycle
Diesel cycle
Special type of air cycle
Dual combustion cycle

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Internal Combustion Engines
Supercharging is the process of supplying the intake air to the engine cylinder at a density ___ the density of the surrounding atmosphere.

Equal to
Greater than
None of the listed here
Less than

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Internal Combustion Engines
The cetane (C₁₆H₃₄) which is a straight chain paraffin, is assigned a cetane number of

100
120
50

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MORE MCQ ON Internal Combustion Engines

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