Internal Combustion Engines If the temperature of intake air in internal combustion engine increases, then its efficiency will Increase Decrease None of the listed here Remain same Increase Decrease None of the listed here Remain same ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The exhaust valve in a four stroke cycle petrol engine Opens at bottom dead center and closes at top dead center Opens at 50° after bottom dead center and closes at 15° before top dead center Opens at 50° before bottom dead center and closes at 15° after top dead center May open and close anywhere Opens at bottom dead center and closes at top dead center Opens at 50° after bottom dead center and closes at 15° before top dead center Opens at 50° before bottom dead center and closes at 15° after top dead center May open and close anywhere 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 20-30 kg/cm² and 450-500°C 12-20 kg/cm² and 350-450°C 6-12 kg/cm² and 250-350°C 4-6 kg/cm² and 200-250°C 20-30 kg/cm² and 450-500°C 12-20 kg/cm² and 350-450°C ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The term scavenging is generally associated with 2-stroke cycle engines Aeroplane engines 4-stroke cycle engines High efficiency engines 2-stroke cycle engines Aeroplane engines 4-stroke cycle engines High efficiency engines ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The voltage required to produce a spark across the gap, between the sparking points is 6000 to 10,000 volts 4000 to 6000 volts 10,000 to 12,000 volts 2000 to 4000 volts 6000 to 10,000 volts 4000 to 6000 volts 10,000 to 12,000 volts 2000 to 4000 volts ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ratio of the brake power to the indicated power is called Volumetric efficiency Mechanical efficiency Overall efficiency Indicated thermal efficiency Volumetric efficiency Mechanical efficiency Overall efficiency Indicated thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS