Internal Combustion Engines The tangential velocity of the water element having a free vortex is Directly proportional to its distance from the centre Directly proportional to its (distance)2 from the centre Inversely proportional to its distance from the centre Inversely proportional to its (distance)2 from the centre Directly proportional to its distance from the centre Directly proportional to its (distance)2 from the centre Inversely proportional to its distance from the centre Inversely proportional to its (distance)2 from the centre ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If the compression ratio in I.C. engine increases, then its thermal efficiency will Increase None of these Remain same Decrease Increase None of these Remain same Decrease ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which of the following fuel detonates readily? Iso-octane Normal heptane Alcohol Benzene Iso-octane Normal heptane Alcohol Benzene ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The minimum cranking speed in case of petrol engine is about One fourth of operating speed Half the operating speed 60 - 80 rpm 250 - 300 rpm One fourth of operating speed Half the operating speed 60 - 80 rpm 250 - 300 rpm ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Number of working strokes per min. for a four stroke cycle engine are _________ the speed of the engine in r.p.m. Four-times Twice Equal to One-half Four-times Twice Equal to One-half ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air standard efficiency of an Otto cycle compared to diesel cycle for the given compression ratio is Same More More or less depending on power rating Less Same More More or less depending on power rating Less ANSWER DOWNLOAD EXAMIANS APP
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