Internal Combustion Engines The volumetric efficiency of a well designed engine may be 30 to 40% 60 to 70% 75 to 90% 40 to 60% 30 to 40% 60 to 70% 75 to 90% 40 to 60% ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Supercharging is essential in Gas turbines Diesel engines Aircraft engines Petrol engines Gas turbines Diesel engines Aircraft engines Petrol engines ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The specific fuel consumption per BHP hour for diesel engine is approximately 0.3 kg 0.25 kg 0.2 kg 0.15 kg 0.3 kg 0.25 kg 0.2 kg 0.15 kg ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knocking in diesel engines may be prevented by Increasing the inlet pressure of air All of these Reducing the delay period Raising the compression ratio Increasing the inlet pressure of air All of these Reducing the delay period Raising the compression ratio ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The exhaust valve in a four stroke cycle petrol engine May open and close anywhere Opens at 50° before bottom dead center and closes at 15° after top dead center 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 May open and close anywhere Opens at 50° before bottom dead center and closes at 15° after top dead center 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 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The maximum temperature in the I.C. engine cylinder is of the order of 500-1000°C 1500-2000°C 1000-1500°C 2000-2500°C 500-1000°C 1500-2000°C 1000-1500°C 2000-2500°C ANSWER DOWNLOAD EXAMIANS APP