Internal Combustion Engines An hmh flame speed is obtained in diesel engine when air fuel ratio is Uniform throughout the mixture About 35% of rich mixture About 10% of rich mixture Chemically correct mixture Uniform throughout the mixture About 35% of rich mixture About 10% of rich mixture Chemically correct mixture ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If one cylinder of a diesel engine receives more fuel than the others, then for that cylinder the Piston rings would stick into piston grooves Engine starts overheating Scavenging occurs Exhaust will be smoky Piston rings would stick into piston grooves Engine starts overheating Scavenging occurs Exhaust will be smoky ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of diesel engines on weak mixtures is Lower Unaffected Dependent on other factors Higher Lower Unaffected Dependent on other factors Higher ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The correct sequence of the decreasing order of brake thermal efficiency of the three given basic types of engines is Four stroke C.I. engine, two stroke S.I. engine, four stroke S.I. engine Four stroke C.I. engine, four stroke S.I. engine, two stroke S.I. engine Four stroke S.I. engine, four stroke C.I. engine, two stroke S.I. engine Two stroke S.I. engine, four stroke S.I. engine, four stroke C.I. engine Four stroke C.I. engine, two stroke S.I. engine, four stroke S.I. engine Four stroke C.I. engine, four stroke S.I. engine, two stroke S.I. engine Four stroke S.I. engine, four stroke C.I. engine, two stroke S.I. engine Two stroke S.I. engine, four stroke S.I. engine, four stroke C.I. engine ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle engine, the sequence of operations is Compression, expansion, suction and exhaust Suction, expansion, compression and exhaust Suction, compression, expansion and exhaust Expansion, compression, suction and exhaust Compression, expansion, suction and exhaust Suction, expansion, compression and exhaust Suction, compression, expansion and exhaust Expansion, compression, suction and exhaust ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Diesel engine can work on very lean air fuel ratio of the order of 30: 1. A petrol engine can also work on such a lean ratio provided It is properly designed Cannot work as it is impossible Best quality fuel is used Flywheel size is proper It is properly designed Cannot work as it is impossible Best quality fuel is used Flywheel size is proper ANSWER DOWNLOAD EXAMIANS APP
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