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Internal Combustion Engines

Internal Combustion Engines
The working pressure and temperature inside the cylinder of an internal combustion engine is _________ as compared to a steam engine.

Very low
High
Very high
Low

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Internal Combustion Engines
If the speed of the engine is increased, the indicated power will

Decrease
Remain same
None of these
Increase

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Internal Combustion Engines
The two reference fuels used for cetane rating are

Cetane and normal heptane
Cetane and alpha-methyl naphthalene
Cetane and iso-octane
Cetane and tetra ethyl lead

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Internal Combustion Engines
In a naturally aspirated diesel engine, the air is supplied by

A vacuum chamber
An injection tube
A centrifugal blower
A supercharger

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Internal Combustion Engines
The increase of efficiency of a compression ignition engine, as the load decreases, is due to

Quantitative governing
Hit and miss governing
Qualitative governing
Higher maximum temperature

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Internal Combustion Engines
A higher compression ratio causes

Any one of these
Increase in detonation
Pre-ignition
Acceleration in the rate of combustion

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MORE MCQ ON Internal Combustion Engines

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