Internal Combustion Engines In petrol engine, using a fixed octane rating fuel and fixed compression ratio, supercharging will _________ the knocking tendency. None of these Not effected Increase Decrease None of these Not effected Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Air fuel ratio at which a petrol engine cannot work is 0.62569444444444 0.33402777777778 20 : 1 and less 0.41736111111111 0.62569444444444 0.33402777777778 20 : 1 and less 0.41736111111111 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The scavenging efficiency of a four stroke cycle diesel engine is Below 50% Between 85 and 95% Between 95 and 100% Between 50 and 85% Below 50% Between 85 and 95% Between 95 and 100% Between 50 and 85% ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which of the following is not an intern’s combustion engine? Steam turbine 2-stroke petrol engine 4-stroke petrol engine Diesel engine Steam turbine 2-stroke petrol engine 4-stroke petrol engine Diesel engine ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The tangential velocity of the water element having a free vortex is Directly proportional to its distance 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)2 from the centre Directly proportional to its distance 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)2 from the centre ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle petrol engine, the inlet valve May open or close anywhere Opens at top dead center and closes at bottom dead center Opens at 20° after top dead center and closes at 20° before bottom dead center Opens at 20° before top dead center and closes at 40° after bottom dead center May open or close anywhere Opens at top dead center and closes at bottom dead center Opens at 20° after top dead center and closes at 20° before bottom dead center Opens at 20° before top dead center and closes at 40° after bottom dead center ANSWER DOWNLOAD EXAMIANS APP
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