Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by ηm = I.P/B.P ηm = (B.P × I.P)/100 None of these ηm = B.P/I.P ηm = I.P/B.P ηm = (B.P × I.P)/100 None of these ηm = B.P/I.P ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The theoretically correct air fuel ratio for petrol engine is of the order of 0.25069444444444 0.50069444444444 0.62569444444444 0.37569444444444 0.25069444444444 0.50069444444444 0.62569444444444 0.37569444444444 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The purpose of testing an internal combustion engine is All of these To satisfy the customer regarding the performance of the engine To determine the information, which cannot be obtained by calculations To conform the data used in design, the validity of which may be doubtful All of these To satisfy the customer regarding the performance of the engine To determine the information, which cannot be obtained by calculations To conform the data used in design, the validity of which may be doubtful ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If the compression ratio in I.C. engine increases, then its thermal efficiency will None of these Remain same Decrease Increase None of these Remain same Decrease Increase ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In diesel engine the diesel fuel injected into cylinder would burn instantly at about compressed air temperature of 2000°C 250°C 500°C 1000°C 2000°C 250°C 500°C 1000°C ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If the ratios of all the corresponding linear dimensions are equal, then the model and the prototype are said to have Kinematic similarity Dynamic similarity None of these Geometric similarity Kinematic similarity Dynamic similarity None of these Geometric similarity ANSWER DOWNLOAD EXAMIANS APP
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