Internal Combustion Engines An hmh flame speed is obtained in diesel engine when air fuel ratio is Uniform throughout the mixture About 10% of rich mixture About 35% of rich mixture Chemically correct mixture Uniform throughout the mixture About 10% of rich mixture About 35% of rich mixture Chemically correct mixture ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a cycle, the spark lasts roughly for 1 sec 0.1 sec 0.001 sec 0.01 sec 1 sec 0.1 sec 0.001 sec 0.01 sec ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The following volume of air is required for consuming 1 liter of fuel by a four stroke engine 910 m3 5 m3 1 m3 56 m3 910 m3 5 m3 1 m3 56 m3 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knocking in spark ignition engines can be reduced by Retarding the spark Increasing the engine speed Both (A) and (B) None of these Retarding the spark Increasing the engine speed Both (A) and (B) None of these 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 12-20 kg/cm² and 350-450°C 4-6 kg/cm² and 200-250°C 20-30 kg/cm² and 450-500°C 6-12 kg/cm² and 250-350°C 12-20 kg/cm² and 350-450°C 4-6 kg/cm² and 200-250°C 20-30 kg/cm² and 450-500°C 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 10,000 to 12,000 volts 2000 to 4000 volts 4000 to 6000 volts 6000 to 10,000 volts 10,000 to 12,000 volts 2000 to 4000 volts 4000 to 6000 volts ANSWER DOWNLOAD EXAMIANS APP