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Internal Combustion Engines

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

Fuel pump
Injector
Governor
Carburettor

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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.

None of the listed here
Less than
Equal to
Greater than

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Internal Combustion Engines
The following volume of air is required for consuming 1 liter of fuel by a four stroke engine

910 m3
5 m3
56 m3
1 m3

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Internal Combustion Engines
In case of gas turbines, the gaseous fuel consumption guarantees are based on

High heat value
Low heat value
Net calorific value
Calorific value

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Internal Combustion Engines
Pre-ignition is caused by the spontaneous combustion of the mixture before the end of the compression stroke, and is due to

Any one of the listed here
Red hot carbon deposits on cylinder walls
Cylinder walls being too hot
Overheated spark plug points

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Internal Combustion Engines
A stoichiometric air-fuel ratio is

Rich mixture for idling
Rich mixture for over loads
Lean mixture
Chemically correct mixture

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MORE MCQ ON Internal Combustion Engines

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