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Internal Combustion Engines

Internal Combustion Engines
The loud pulsating noise heard within the cylinder of an internal combustion engine is known as

Supercharging
Turbulence
Pre-ignition
Detonation

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

50
0
100
120

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Internal Combustion Engines
By higher octane number of spark ignition fuel, it is meant that the fuel has

Lower volatility
Longer ignition delay
Higher flash point
Higher heating value

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Internal Combustion Engines
The effective inhibitor of pre-ignition is

None of these
Lead
Alcohol
Water

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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
In a petrol engine, the fuel supplied to the engine cylinder is mixed with required quantity of air and the mixture is ignited with a

None of these
Fuel injector
Spark plug
Fuel pump

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MORE MCQ ON Internal Combustion Engines

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