Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by ηm = I.P/B.P 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 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ratio of the indicated thermal efficiency to the air standard efficiency is known as Volumetric efficiency Relative efficiency Mechanical efficiency Overall efficiency Volumetric efficiency Relative efficiency Mechanical efficiency Overall efficiency ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air-fuel ratio in petrol engines is controlled by Controlling valve opening/closing Injection Governing Carburetion Controlling valve opening/closing Injection Governing Carburetion ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The actual volume of fresh charge admitted in 4-stroke petrol engine is Equal to stroke volume and clearance volume Less than stroke volume More than stroke volume Equal to stroke volume Equal to stroke volume and clearance volume Less than stroke volume More than stroke volume Equal to stroke volume ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The term scavenging is generally associated with Aeroplane engines 4-stroke cycle engines High efficiency engines 2-stroke cycle engines Aeroplane engines 4-stroke cycle engines High efficiency engines 2-stroke cycle engines ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of diesel engines on weak mixtures is Unaffected Higher Lower Dependent on other factors Unaffected Higher Lower Dependent on other factors ANSWER DOWNLOAD EXAMIANS APP
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