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Internal Combustion Engines

Internal Combustion Engines
High speed compression engines operate on

Diesel cycle
All of these
Otto cycle
Dual combustion cycle

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

120
100
50
0

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

0.2 kg
0.3 kg
0.25 kg
0.15 kg

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Internal Combustion Engines
The method of determination of indicated power of a multi cylinder spark ignition engine is by the use of

Prony brake test
Morse test
Motoring test
Heat balance test

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Internal Combustion Engines
It the temperature of intake air in IC engines is lowered, then its efficiency will

Remain same
Decrease
Increase
Increase up to certain limit and then decrease

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Internal Combustion Engines
If the compression ratio in I.C. engine increases, then its thermal efficiency will

Increase
None of these
Decrease
Remain same

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MORE MCQ ON Internal Combustion Engines

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