Internal Combustion Engines The cam shaft of a four stroke I.C. engine running at 1500 rpm will run at 750 rpm 1500 rpm 3000 rpm Any value independent of engine speed 750 rpm 1500 rpm 3000 rpm Any value independent of engine speed 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 4000 to 6000 volts 2000 to 4000 volts 6000 to 10,000 volts 10,000 to 12,000 volts 4000 to 6000 volts 2000 to 4000 volts ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The effective inhibitor of pre-ignition is Alcohol Water Lead None of these Alcohol Water Lead None of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In petrol engine, using a fixed octane rating fuel and fixed compression ratio, supercharging will _________ the knocking tendency. Not effected Decrease None of these Increase Not effected Decrease None of these Increase 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 4-6 kg/cm² and 200-250°C 6-12 kg/cm² and 250-350°C 20-30 kg/cm² and 450-500°C 12-20 kg/cm² and 350-450°C 4-6 kg/cm² and 200-250°C 6-12 kg/cm² and 250-350°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 advancing of spark timing in spark ignition engines will ___ knocking tendency. Not effect Increase Reduce None of the listed here Not effect Increase Reduce None of the listed here ANSWER DOWNLOAD EXAMIANS APP