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‚) [2(Vâ‚€/Vâ‚)]/ [1 + (Vâ‚€/Vâ‚)²] (Vâ‚€/Vâ‚)/ [1 + (Vâ‚€/Vâ‚)²] Vâ‚€/(Vâ‚€ + Vâ‚) Vâ‚/(Vâ‚€ + Vâ‚) [2(Vâ‚€/Vâ‚)]/ [1 + (Vâ‚€/Vâ‚)²] (Vâ‚€/Vâ‚)/ [1 + (Vâ‚€/Vâ‚)²] Vâ‚€/(Vâ‚€ + Vâ‚) 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 Double Same Half Four times Double Same Half ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which of the following is not an intern’s combustion engine? Diesel engine 2-stroke petrol engine 4-stroke petrol engine Steam turbine Diesel engine 2-stroke petrol engine 4-stroke petrol engine Steam turbine ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The working cycle in case of four stroke engine is completed in following number of revolutions of crankshaft 1 4 2 43832 1 4 2 43832 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Pick up the wrong statement about supercharging Supercharging results in fuel economy Supercharging reduces knocking in diesel engines Supercharging at high altitudes is essential There can be limited supercharging in petrol engines because of detonation Supercharging results in fuel economy Supercharging reduces knocking in diesel engines Supercharging at high altitudes is essential There can be limited supercharging in petrol engines because of detonation ANSWER DOWNLOAD EXAMIANS APP
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