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Internal Combustion Engines

Internal Combustion Engines
The ignition quality of diesel oil is expressed by

None of the listed here
Cetane number
Calorific value
Octane number

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Internal Combustion Engines
The ratio of indicated thermal efficiency to the corresponding air standard cycle efficiency is called

Overall efficiency
Relative efficiency
Efficiency ratio
Net efficiency

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Internal Combustion Engines
Compression loss in I.C engines occurs due to

All of these
Clogged air inlet slots
Leaking piston rings
Use of thick head gasket

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Internal Combustion Engines
The theoretically correct air fuel ratio for petrol engine is of the order of

0.37569444444444
0.62569444444444
0.25069444444444
0.50069444444444

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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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Internal Combustion Engines
Scavenging is usually done to increase

Speed
Thermal efficiency
Power output
Fuel consumption

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MORE MCQ ON Internal Combustion Engines

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