A heat engine utilizes the

Internal Combustion Engines
A heat engine utilizes the

Mean heat value of oil

High heat value of oil

Calorific value of oil

Low heat value of

Mean heat value of oil

High heat value of oil

Calorific value of oil

Low heat value of

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Internal Combustion Engines
When a body, floating in a liquid, is given a small angular displacement, it starts oscillating about a point known as

Centre of gravity

Centre of buoyancy

Centre of pressure

Metacentre

Centre of gravity

Centre of buoyancy

Centre of pressure

Metacentre

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Internal Combustion Engines
Supercharging is the process of

Injecting excess fuel for raising more loads

Supplying the intake of an engine with air at a density greater than the density of the surrounding atmosphere

Supplying compressed air to remove combustion products fully

Providing forced cooling air

Injecting excess fuel for raising more loads

Supplying the intake of an engine with air at a density greater than the density of the surrounding atmosphere

Supplying compressed air to remove combustion products fully

Providing forced cooling air

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Internal Combustion Engines
Flash point of fuel oil is

Temperature at which it solidifies or congeals

Temperature at which it catches fire without external aid

Indicated by 90% distillation temperature, i.e. when 90% of sample oil has distilled off

Minimum temperature to which oil is heated in order to give off inflammable vapours in sufficient quantity to ignite momentarily when brought in contact with a flame

Temperature at which it solidifies or congeals

Temperature at which it catches fire without external aid

Indicated by 90% distillation temperature, i.e. when 90% of sample oil has distilled off

Minimum temperature to which oil is heated in order to give off inflammable vapours in sufficient quantity to ignite momentarily when brought in contact with a flame

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Internal Combustion Engines
An hmh flame speed is obtained in diesel engine when air fuel ratio is

About 10% of rich mixture

About 35% of rich mixture

Uniform throughout the mixture

Chemically correct mixture

About 10% of rich mixture

About 35% of rich mixture

Uniform throughout the mixture

Chemically correct mixture

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Internal Combustion Engines
Air fuel ratio for idling speed of a petrol engine is approximately

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0.62569444444444

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0.20902777777778

0.042361111111111

0.62569444444444

0.41736111111111

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Internal Combustion Engines

Internal Combustion Engines A heat engine utilizes the

Internal Combustion Engines When a body, floating in a liquid, is given a small angular displacement, it starts oscillating about a point known as

Internal Combustion Engines Supercharging is the process of

Internal Combustion Engines Flash point of fuel oil is

Internal Combustion Engines An hmh flame speed is obtained in diesel engine when air fuel ratio is

Internal Combustion Engines Air fuel ratio for idling speed of a petrol engine is approximately

Internal Combustion Engines
A heat engine utilizes the

Internal Combustion Engines
When a body, floating in a liquid, is given a small angular displacement, it starts oscillating about a point known as

Internal Combustion Engines
Supercharging is the process of

Internal Combustion Engines
Flash point of fuel oil is

Internal Combustion Engines
An hmh flame speed is obtained in diesel engine when air fuel ratio is

Internal Combustion Engines
Air fuel ratio for idling speed of a petrol engine is approximately