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Internal Combustion Engines

Internal Combustion Engines
Diesel as compared to petrol is

None of these
Less difficult to ignite
Highly ignitable
More difficult to ignite

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Internal Combustion Engines
A diesel engine is ___ as compared to petrol engine, both running at rated load.

None of the listed here
Equally efficient
More efficient
Less efficient

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Internal Combustion Engines
A heat engine utilizes the

Mean heat value of oil
High heat value of oil
Calorific value of oil
Low heat value of

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Internal Combustion Engines
The knocking in diesel engines may be prevented by

Reducing the delay period
Raising the compression ratio
Increasing the inlet pressure of air
All of these

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Internal Combustion Engines
The fuel in diesel engine is normally injected at pressure of

90-130 kg/cm²
5-10 kg/cm²
20-25 kg/cm²
60-80 kg/cm²

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Internal Combustion Engines
The output of a diesel engine can be increased without increasing the engine revolution or size in following way

Heating incoming air
Supercharging
Feeding more fuel
Scavenging

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MORE MCQ ON Internal Combustion Engines

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