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Internal Combustion Engines

Internal Combustion Engines
In diesel engine the diesel fuel injected into cylinder would burn instantly at about compressed air temperature of

500°C
1000°C
250°C
2000°C

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Internal Combustion Engines
Scavenging is usually done to increase

Thermal efficiency
Speed
Fuel consumption
Power output

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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.

One-half
Twice
Equal to
Four-times

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

Decrease
Increase
Remain same
None of these

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Internal Combustion Engines
The thermal efficiency of petrol and gas engines is about

0.3
0.5
0.15
0.7

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Internal Combustion Engines
Morse test can be conducted for

Diesel engines
Multi cylinder engines
Petrol engines
All of the listed here

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MORE MCQ ON Internal Combustion Engines

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