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Internal Combustion Engines

Internal Combustion Engines
The specific fuel consumption per BH hour for a petrol engine is approximately

0.2 kg
0.15 kg
0.3 kg
0.25 kg

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Internal Combustion Engines
A mixture containing 65% of iso-octane and 35% of normal heptane will have

Cetane number 35
Octane number 35
Octane number 65
Cetane number 65

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Internal Combustion Engines
The brake power of a diesel engine, keeping other parameters constant, can be increased by

Decreasing the pressure of intake air
Decreasing the density of intake air
Increasing the temperature of intake air
Increasing the pressure of intake air

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Internal Combustion Engines
Installation of supercharger on a four cycle diesel engine can result in the following percentage increase in power

Up to 50%
Up to 75%
Up to 35%
Up to 100%

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Internal Combustion Engines
Iso-octane (C₈H₁₈) has octane number of

120
50
100

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

Low
High
Very low
Very high

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MORE MCQ ON Internal Combustion Engines

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