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Mechanical Engineering · all questions

Internal Combustion Engines (I.C. Engines)
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The ratio of the indicated thermal efficiency to the air standard efficiency is known as

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Volatility of diesel fuel oil is

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Installation of supercharger on a four cycle diesel engine can result in the following percentage increase in power

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The operation of forcing additional air under pressure into the engine cylinder is known as

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In an internal combustion engine, the process of removing the burnt gases from the combustion chamber of the engine cylinder is known as

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The operation of forcing additional air under pressure in the engine cylinder is known as

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The knock in diesel engine occurs due to

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An engine indicator is used to determine the following

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Morse test is used to determine the I.P. of a

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The delay period in compression ignition engines depends upon

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The object of supercharging the engine is

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The thermal efficiency of a standard Otto cycle for a compression ratio of 5.5 will be

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Stoichiometric ratio is

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The object of providing masked inlet valve in the air passage of compression ignition engines is to

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A diesel engine, during suction stroke, draws

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In a naturally aspirated diesel engine, the air is supplied by

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In diesel engine the diesel fuel injected into cylinder would burn instantly at about compressed air temperature of

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Detonation is harmful due to

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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

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Solid fuel fabricated into various small shapes, which are assembled to form fuel elements, is in the form of

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