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Internal Combustion Engines

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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Internal Combustion Engines
Air fuel ratio at which a petrol engine cannot work is

0.33402777777778
0.62569444444444
20 : 1 and less
0.41736111111111

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Internal Combustion Engines
The compression ignition engines are governed by

Quantitative governing
Combination of (B) and (C)
Qualitative governing
Hit and miss governing

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Internal Combustion Engines
The effective inhibitor of pre-ignition is

Lead
Alcohol
None of these
Water

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Internal Combustion Engines
Number of working strokes per min. for a four stroke cycle engine are _________ the speed of the engine in r.p.m.

Four-times
One-half
Twice
Equal to

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Internal Combustion Engines
The actual volume of fresh charge admitted in 4-stroke petrol engine is

Less than stroke volume
Equal to stroke volume
Equal to stroke volume and clearance volume
More than stroke volume

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MORE MCQ ON Internal Combustion Engines

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