Internal Combustion Engines The thermal efficiency of a petrol engine is _________ as compared to diesel engine. None of these Less More Same None of these Less More Same ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The correct mixture strength (by weight) for petrol is about 20.4 : 1 14.6 : 1 22.6 : 1 18.5 : 1 20.4 : 1 14.6 : 1 22.6 : 1 18.5 : 1 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The minimum cranking speed in case of petrol engine is about 60 - 80 rpm Half the operating speed 250 - 300 rpm One fourth of operating speed 60 - 80 rpm Half the operating speed 250 - 300 rpm One fourth of operating speed ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle petrol engine, the inlet valve Opens at 20° before top dead center and closes at 40° after bottom dead center Opens at top dead center and closes at bottom dead center May open or close anywhere 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 Opens at top dead center and closes at bottom dead center May open or close anywhere Opens at 20° after top dead center and closes at 20° before bottom dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The specific fuel consumption per BH hour for a petrol engine is approximately 0.25 kg 0.2 kg 0.15 kg 0.3 kg 0.25 kg 0.2 kg 0.15 kg 0.3 kg ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by ηm = (B.P × I.P)/100 None of the listed here ηm = I.P/B.P ηm = B.P/I.P ηm = (B.P × I.P)/100 None of the listed here ηm = I.P/B.P ηm = B.P/I.P ANSWER DOWNLOAD EXAMIANS APP
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