Internal Combustion Engines The thermal efficiency of petrol and gas engines is about 0.3 0.5 0.7 0.15 0.3 0.5 0.7 0.15 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines For the same power developed in I.C. engines, the cheaper system is Turbo charger Supercharged Centrifugal pump Naturally aspirated Turbo charger Supercharged Centrifugal pump Naturally aspirated ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knocking tendency in spark ignition engines may be decreased by Controlling the exhaust temperature Controlling the air-fuel mixture Reducing the compression ratio Controlling the ignition timing Controlling the exhaust temperature Controlling the air-fuel mixture Reducing the compression ratio Controlling the ignition timing ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The scavenging efficiency of a four stroke cycle diesel engine is Between 85 and 95% Below 50% Between 50 and 85% Between 95 and 100% Between 85 and 95% Below 50% Between 50 and 85% Between 95 and 100% ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The maximum temperature in the I.C. engine cylinder is of the order of 1500-2000°C 500-1000°C 2000-2500°C 1000-1500°C 1500-2000°C 500-1000°C 2000-2500°C 1000-1500°C ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Installation of supercharger on a four cycle diesel engine can result in the following percentage increase in power Up to 35% Up to 100% Up to 75% Up to 50% Up to 35% Up to 100% Up to 75% Up to 50% ANSWER DOWNLOAD EXAMIANS APP
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