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Internal Combustion Engines

Internal Combustion Engines
A diesel engine, during suction stroke, draws

None of these
Diesel only
Air only
A mixture of diesel and air

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Internal Combustion Engines
The cetane (C₁₆H₃₄) which is a straight chain paraffin, is assigned a cetane number of

50
120
0
100

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Internal Combustion Engines
A diesel engine has

3 valves
2 valves
4 valves
1 valve

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Internal Combustion Engines
In a four stroke cycle petrol engine, the charge is ignited at

30° before bottom dead center
30° after bottom dead center
30° before top dead center
30° after top dead center

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Internal Combustion Engines
In diesel engine, the compression ratio in comparison to expansion ratio is

More
Variable
Same
Less

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Internal Combustion Engines
A mixture containing 65% of iso-octane and 35% of normal heptane will have

Cetane number 65
Octane number 35
Octane number 65
Cetane number 35

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MORE MCQ ON Internal Combustion Engines

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