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Internal Combustion Engines

Internal Combustion Engines
In a petrol engine, if diesel is used, then the engine will

Run more efficiently
Run at high speed
Not run
Explode

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Internal Combustion Engines
The mechanical efficiency (ηm) of the engine is given by

ηm = (B.P × I.P)/100
None of these
ηm = I.P/B.P
ηm = B.P/I.P

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Internal Combustion Engines
The firing order in an I.C. engine depends upon

Arrangement of the cylinders
Design of crankshaft
Number of cylinders
All of these

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Internal Combustion Engines
Excess quantities of sulphur in diesel fuel are Objectionable because it may cause the following

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Internal Combustion Engines
The object of supercharging the engine is

To increase the power output of an engine when greater power is required
All of these
To reduce space occupied by the engine
To reduce mass of the engine per brake power

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Internal Combustion Engines
The increase of efficiency of a compression ignition engine, as the load decreases, is due to

Qualitative governing
Hit and miss governing
Higher maximum temperature
Quantitative governing

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MORE MCQ ON Internal Combustion Engines

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