Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by ηm = B.P/I.P None of these ηm = (B.P × I.P)/100 ηm = I.P/B.P ηm = B.P/I.P None of these ηm = (B.P × I.P)/100 ηm = I.P/B.P ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The function of a distributor in a coil ignition system of I.C. engines is To distribute power To distribute current To distribute spark To time the spark To distribute power To distribute current To distribute spark To time the spark ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knock in diesel engine occurs due to Delayed burning of the first part of the charge Reduction of delay period Instantaneous and rapid burning of the first part of the charge Instantaneous auto ignition of last part of charge Delayed burning of the first part of the charge Reduction of delay period Instantaneous and rapid burning of the first part of the charge Instantaneous auto ignition of last part of charge ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The pressure and temperature at the end of compression stroke in a petrol engine are of the order of 6-12 kg/cm² and 250-350°C 4-6 kg/cm² and 200-250°C 12-20 kg/cm² and 350-450°C 20-30 kg/cm² and 450-500°C 6-12 kg/cm² and 250-350°C 4-6 kg/cm² and 200-250°C 12-20 kg/cm² and 350-450°C 20-30 kg/cm² and 450-500°C ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The increase of efficiency of a compression ignition engine, as the load decreases, is due to Hit and miss governing Higher maximum temperature Quantitative governing Qualitative governing Hit and miss governing Higher maximum temperature Quantitative governing Qualitative governing ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of a petrol engine is _________ as compared to diesel engine. More None of these Less Same More None of these Less Same ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS