Internal Combustion Engines The pressure and temperature at the end of compression stroke in a petrol engine are of the order of 20-30 kg/cm² and 450-500°C 6-12 kg/cm² and 250-350°C 4-6 kg/cm² and 200-250°C 12-20 kg/cm² and 350-450°C 20-30 kg/cm² and 450-500°C 6-12 kg/cm² and 250-350°C 4-6 kg/cm² and 200-250°C 12-20 kg/cm² and 350-450°C ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ratio of indicated thermal efficiency to the corresponding air standard cycle efficiency is called Relative efficiency Net efficiency Efficiency ratio Overall efficiency Relative efficiency Net efficiency Efficiency ratio Overall efficiency ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air standard efficiency of an I.C. engine depends on Speed of engine Fuel used Compression ratio None of these Speed of engine Fuel used Compression ratio None of these ANSWER DOWNLOAD EXAMIANS APP
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 the listed here ηm = B.P/I.P ηm = I.P/B.P ηm = (B.P × I.P)/100 None of the listed here ηm = B.P/I.P ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Combustion in compression ignition engines is Laminar Heterogeneous Both (A) and (B) Homogeneous Laminar Heterogeneous Both (A) and (B) Homogeneous ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The increase of efficiency of a compression ignition engine, as the load decreases, is due to Qualitative governing Higher maximum temperature Quantitative governing Hit and miss governing Qualitative governing Higher maximum temperature Quantitative governing Hit and miss governing ANSWER DOWNLOAD EXAMIANS APP
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