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) 1 - rγ - 1 None of these 1 + rγ - 1 1 - (1/rγ - 1) 1 - rγ - 1 None of these 1 + rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A flow in which the quantity of liquid flowing per second is constant, is called __________ flow. Streamline Turbulent Unsteady Steady Streamline Turbulent Unsteady Steady ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If Vâ‚ is the jet velocity and Vâ‚€ is the vehicle velocity, then propulsive efficiency of a turbojet engine is Vâ‚ / (Vâ‚€ + Vâ‚) Vâ‚€ / (Vâ‚€ + Vâ‚) 2Vâ‚€ / (Vâ‚€ + Vâ‚) 2Vâ‚ / (Vâ‚€ + Vâ‚) Vâ‚ / (Vâ‚€ + Vâ‚) Vâ‚€ / (Vâ‚€ + Vâ‚) 2Vâ‚€ / (Vâ‚€ + Vâ‚) 2Vâ‚ / (Vâ‚€ + Vâ‚) ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The increase in intake temperature of internal combustion engines will ___ efficiency. None of the listed here Have no effect on Decrease Increase None of the listed here Have no effect on Decrease Increase ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by ηm = B.P/I.P ηm = (B.P × I.P)/100 None of these ηm = I.P/B.P ηm = B.P/I.P ηm = (B.P × I.P)/100 None of these ηm = I.P/B.P ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a petrol engine, the fuel supplied to the engine cylinder is mixed with required quantity of air and the mixture is ignited with a None of these Fuel pump Fuel injector Spark plug None of these Fuel pump Fuel injector Spark plug ANSWER DOWNLOAD EXAMIANS APP
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