Internal Combustion Engines The actual volume of fresh charge admitted in 4-stroke petrol engine is Equal to stroke volume and clearance volume More than stroke volume Equal to stroke volume Less than stroke volume Equal to stroke volume and clearance volume More than stroke volume Equal to stroke volume Less than stroke volume ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The pressure inside the cylinder is _________ the atmospheric pressure during the exhaust stroke. Above None of these Equal to Below Above None of these Equal to Below ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A diesel engine as compared to petrol engine (both running and rated load) is Equally efficient Other factors will decide it Less efficient More efficient Equally efficient Other factors will decide it Less efficient More efficient ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air standard efficiency of an I.C. engine is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 - rγ - 1 1 - (1/rγ - 1) 1 + rγ - 1 None of these 1 - rγ - 1 1 - (1/rγ - 1) 1 + rγ - 1 None of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Crankcase explosion in I.C. engines usually occurs as Both mild and big explosions occurs simultaneously Never occurs First a mild explosion followed by a bi explosion First a big explosion followed by a mil explosion Both mild and big explosions occurs simultaneously Never occurs First a mild explosion followed by a bi explosion First a big explosion followed by a mil explosion ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The theoretically correct air fuel ratio for petrol engine is of the order of 0.37569444444444 0.25069444444444 0.50069444444444 0.62569444444444 0.37569444444444 0.25069444444444 0.50069444444444 0.62569444444444 ANSWER DOWNLOAD EXAMIANS APP
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