Internal Combustion Engines The octane number of petrol, generally available, is 60 to 80 80 to 100 20 to 40 40 to 60 60 to 80 80 to 100 20 to 40 40 to 60 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ratio of the volume of charge admitted at N.T.P. to the swept volume of the piston is called Overall efficiency Volumetric efficiency Relative efficiency Mechanical efficiency Overall efficiency Volumetric efficiency Relative efficiency Mechanical efficiency ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A supercharged engine as compared to an ordinary engine All of these Requires smaller foundation Is lighter Consumes less lubricating oil All of these Requires smaller foundation Is lighter Consumes less lubricating oil ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of a diesel cycle having fixed compression ratio, with increase in cut-off ratio will May increase or decrease depending on other factors Decrease Be independent Increase May increase or decrease depending on other factors Decrease Be independent Increase ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The injection pressure in a diesel engine is about 500 bar 150 bar 100 bar 10 bar 500 bar 150 bar 100 bar 10 bar ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The fuel air ratio in a petrol engine fitted with suction carburettor, operating with dirty air filter as compared to clean filter will be Higher Lower None of the listed here Remain unaffected Higher Lower None of the listed here Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
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