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Internal Combustion Engines

Internal Combustion Engines
The pressure at the end of compression in the case of diesel engine is of the order of

35 kg/cm
20 kg/cm
6 kg/cm
12 kg/cm

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Internal Combustion Engines
Engine pistons are usually made of aluminium alloy because it

Is lighter
Wear is less
Is stronger
Absorbs shocks

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Internal Combustion Engines
In a petrol engine, the fuel supplied to the engine cylinder is mixed with required quantity of air and the mixture is ignited with a

Spark plug
Fuel pump
None of these
Fuel injector

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Internal Combustion Engines
Combustion in compression ignition engines is

Laminar
Heterogeneous
Homogeneous
Both (A) and (B)

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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

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

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Internal Combustion Engines
Gaseous fuel guarantees are based on

Low heat value of oil
High heat value of oil
Mean heat value of oil
Calorific value of oil

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MORE MCQ ON Internal Combustion Engines

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