Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by ηm = I.P/B.P None of these ηm = B.P/I.P ηm = (B.P × I.P)/100 ηm = I.P/B.P None of these ηm = B.P/I.P ηm = (B.P × I.P)/100 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The colour of exhaust from diesel engine is generally White Violet Bluish Black White Violet Bluish Black ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Does the supply of scavenging air at a density greater than that of atmosphere mean engine is supercharged? Yes Unpredictable To some extent No Yes Unpredictable To some extent No ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines An hmh flame speed is obtained in diesel engine when air fuel ratio is Uniform throughout the mixture Chemically correct mixture About 10% of rich mixture About 35% of rich mixture Uniform throughout the mixture Chemically correct mixture About 10% of rich mixture About 35% of rich mixture ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines All heat engines utilize High heat value of oil Net calorific value of oil Low heat value of oil Calorific value of fuel High heat value of oil Net calorific value of oil Low heat value of oil Calorific value of fuel ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The temperature of interior surface of cylinder wall in normal operation is not allowed to exceed 80°C 240°C 120°C 180°C 80°C 240°C 120°C 180°C ANSWER DOWNLOAD EXAMIANS APP
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