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Internal Combustion Engines

Internal Combustion Engines
The term scavenging is generally associated with

Aeroplane engines
High efficiency engines
4-stroke cycle engines
2-stroke cycle engines

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Internal Combustion Engines
The cam shaft of a four stroke I.C. engine running at 1500 rpm will run at

1500 rpm
Any value independent of engine speed
750 rpm
3000 rpm

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Internal Combustion Engines
Antiknock for compression ignition engines is

Amyl nitrate
Tetra ethyl lead
Hexadecane
Napthene

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Internal Combustion Engines
The thermal efficiency of a diesel cycle having fixed compression ratio, with increase in cut-off ratio will

Increase
May increase or decrease depending on other factors
Decrease
Be independent

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Internal Combustion Engines
A diesel engine has

2 valves
4 valves
1 valve
3 valves

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Internal Combustion Engines
The reason for supercharging in any engine is to

Increase efficiency
Effect fuel economy
Increase power
Reduce weight and bulk for a given output

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MORE MCQ ON Internal Combustion Engines

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