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Internal Combustion Engines

Internal Combustion Engines
A diesel engine has

2 valves
1 valve
4 valves
3 valves

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Internal Combustion Engines
A fuel of an octane number rating of 75 matches in knocking intensity as a mixture of

75% petrol and 25% diesel
75% normal heptane and 25% iso-octane
75% diesel and 25% petrol
75% iso-octane and 25% normal heptane

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Internal Combustion Engines
The thermodynamic cycle on which the petrol engine works, is

Stirling cycle
Joule cycle
Rankine cycle
Otto cycle

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Internal Combustion Engines
The volumetric efficiency of a well designed engine may be

60 to 70%
75 to 90%
30 to 40%
40 to 60%

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Internal Combustion Engines
The calorific value of gaseous fuels is expressed in terms of

kcal/m²
kcal/m3
kcal/kg
kcal

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Internal Combustion Engines
The specific fuel consumption per B.P. hour for a petrol engine is about

0.2 kg
0.35 kg
0.3 kg
0.25 kg

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MORE MCQ ON Internal Combustion Engines

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