Internal Combustion Engines The thermal efficiency of diesel engines is about 0.3 0.15 0.7 0.5 0.3 0.15 0.7 0.5 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If Vâ‚ is the jet velocity and Vâ‚€ is the vehicle velocity, then the propulsive efficiency of a rocket is given by Vâ‚/(Vâ‚€ + Vâ‚) (Vâ‚€/Vâ‚)/ [1 + (Vâ‚€/Vâ‚)²] Vâ‚€/(Vâ‚€ + Vâ‚) [2(Vâ‚€/Vâ‚)]/ [1 + (Vâ‚€/Vâ‚)²] Vâ‚/(Vâ‚€ + Vâ‚) (Vâ‚€/Vâ‚)/ [1 + (Vâ‚€/Vâ‚)²] Vâ‚€/(Vâ‚€ + Vâ‚) [2(Vâ‚€/Vâ‚)]/ [1 + (Vâ‚€/Vâ‚)²] ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knocking in diesel engines may be prevented by Reducing the delay period Increasing the inlet pressure of air Raising the compression ratio All of these Reducing the delay period Increasing the inlet pressure of air Raising the compression ratio All of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The power actually developed by the engine cylinder of an I.C. engine is known as None of the listed here Actual power Theoretical power Indicated power None of the listed here Actual power Theoretical power Indicated power ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines As compared to air standard cycle, in actual working, the effect of variation in specific heats is to Reduce maximum pressure and maximum temperature Increase maximum pressure and decrease maximum temperature Decrease maximum pressure and increase maximum temperature Increase maximum pressure and maximum temperature Reduce maximum pressure and maximum temperature Increase maximum pressure and decrease maximum temperature Decrease maximum pressure and increase maximum temperature Increase maximum pressure and maximum temperature ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The theoretically correct mixture of air and petrol is 25 : 1 20 : 1 15 : 1 10 : 1 25 : 1 20 : 1 15 : 1 10 : 1 ANSWER DOWNLOAD EXAMIANS APP