Internal Combustion Engines The reason for supercharging in any engine is to Increase power Reduce weight and bulk for a given output Effect fuel economy Increase efficiency Increase power Reduce weight and bulk for a given output Effect fuel economy Increase efficiency ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The inlet value of a four stroke cycle I.C engine remains open for nearly 200° 235° 125° 180° 200° 235° 125° 180° ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Theoretically, a four stroke cycle engine should develop _________ power as that of a two stroke cycle engine. Four times Half Same Double Four times Half Same Double ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In petrol engines, the delay period is of the order of 0.001 second 0.003 second 0.002 second 0.004 second 0.001 second 0.003 second 0.002 second 0.004 second ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air standard efficiency of an I.C. engine is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 - (1/rγ - 1) None of these 1 - rγ - 1 1 + rγ - 1 1 - (1/rγ - 1) None of these 1 - rγ - 1 1 + rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The theoretically correct air fuel ratio for petrol engine is of the order of 0.50069444444444 0.25069444444444 0.62569444444444 0.37569444444444 0.50069444444444 0.25069444444444 0.62569444444444 0.37569444444444 ANSWER DOWNLOAD EXAMIANS APP