Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by ηm = I.P/B.P ηm = B.P/I.P None of these ηm = (B.P × I.P)/100 ηm = I.P/B.P ηm = B.P/I.P None of these ηm = (B.P × I.P)/100 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Fuel consumption of diesel engines is not guaranteed at one quarter load because at such low loads The friction is high The engine is rarely operated The friction is unpredictable The small difference in cooling water temperature or in internal friction has a disproportionate effect The friction is high The engine is rarely operated The friction is unpredictable The small difference in cooling water temperature or in internal friction has a disproportionate effect ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Iso-octane (C₈Hâ‚₈) has octane number of 120 100 50 120 100 50 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The colour of exhaust from diesel engine is generally Bluish Violet Black White Bluish Violet Black White 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 Spark plug Fuel pump Fuel injector None of these Spark plug Fuel pump Fuel injector None of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The process of breaking up or a liquid into fine droplets by spraying is called Vaporisation Ionization Atomization Carburetion Vaporisation Ionization Atomization Carburetion ANSWER DOWNLOAD EXAMIANS APP