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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 65
Octane number 35
Cetane number 35

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Internal Combustion Engines
Installation of supercharger on a four cycle diesel engine can result in the following percentage increase in power

Up to 75%
Up to 35%
Up to 100%
Up to 50%

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Internal Combustion Engines
The specific fuel consumption per BHP hour for diesel engine is approximately

0.3 kg
0.25 kg
0.15 kg
0.2 kg

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Internal Combustion Engines
In order to prevent knocking in spark ignition engines, the charge away from the spark plug should have

Long ignition delay
Low density
Low temperature
All of these

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Internal Combustion Engines
In a four stroke cycle engine, the sequence of operations is

Suction, compression, expansion and exhaust
Expansion, compression, suction and exhaust
Compression, expansion, suction and exhaust
Suction, expansion, compression and exhaust

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Internal Combustion Engines
A carburettor is used to supply

Petrol and lubricating oil
Petrol, air and lubricating oil
Petrol and air
Air and diesel

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MORE MCQ ON Internal Combustion Engines

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