Internal Combustion Engines A diesel engine, during suction stroke, draws Diesel only A mixture of diesel and air None of these Air only Diesel only A mixture of diesel and air None of these Air only ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermodynamic cycle on which the petrol engine works, is Joule cycle Rankine cycle Stirling cycle Otto cycle Joule cycle Rankine cycle Stirling cycle Otto cycle ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The scavenging efficiency of a four stroke cycle diesel engine is Below 50% Between 50 and 85% Between 95 and 100% Between 85 and 95% Below 50% Between 50 and 85% Between 95 and 100% Between 85 and 95% ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air standard efficiency of an I.C. engine is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 + rγ - 1 1 - rγ - 1 None of these 1 - (1/rγ - 1) 1 + rγ - 1 1 - rγ - 1 None of these 1 - (1/rγ - 1) ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Pre-ignition is caused by the spontaneous combustion of the mixture before the end of the compression stroke, and is due to Overheated spark plug points Red hot carbon deposits on cylinder walls Any one of the listed here Cylinder walls being too hot Overheated spark plug points Red hot carbon deposits on cylinder walls Any one of the listed here Cylinder walls being too hot ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines An hmh flame speed is obtained in diesel engine when air fuel ratio is About 35% of rich mixture Chemically correct mixture Uniform throughout the mixture About 10% of rich mixture About 35% of rich mixture Chemically correct mixture Uniform throughout the mixture About 10% of rich mixture ANSWER DOWNLOAD EXAMIANS APP