Internal Combustion Engines Number of working strokes per min. for a four stroke cycle engine are _________ the speed of the engine in r.p.m. Equal to Four-times One-half Twice Equal to Four-times One-half Twice ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The theoretically correct air fuel ratio for petrol engine is of the order of 0.62569444444444 0.25069444444444 0.50069444444444 0.37569444444444 0.62569444444444 0.25069444444444 0.50069444444444 0.37569444444444 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The cetane number of diesel oil, generally available, is 40 to 55 25 to 30 20 to 25 30 to 40 40 to 55 25 to 30 20 to 25 30 to 40 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knocking in diesel engines may be prevented by Raising the compression ratio Reducing the delay period Increasing the inlet pressure of air All of these Raising the compression ratio Reducing the delay period Increasing the inlet pressure of air All of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The size of inlet valve of an engine in comparison to exhaust valve is Less More More/less depending on capacity of engine Same Less More More/less depending on capacity of engine Same ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The maximum propulsive efficiency of a turbojet engine is at a speed of 1000 km/h 3000 km/h 2400 km/h 2000 km/h 1000 km/h 3000 km/h 2400 km/h 2000 km/h ANSWER DOWNLOAD EXAMIANS APP