Internal Combustion Engines
The rating of a diesel engine, with increase in air inlet temperature, will

Increase linearly
Decrease linearly
Increase parabolically
Decrease parabolically

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Internal Combustion Engines
The delay period in compression ignition engines depends upon

Relative velocity between the fuel injection and air turbulence pressure of residual gases
Nature of the fuel mixture strength
Temperature and pressure in the cylinder at the time of injection
All of these

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