Internal Combustion Engines In petrol engine, using a fixed octane rating fuel and fixed compression ratio, supercharging will _________ the knocking tendency. None of these Increase Decrease Not effected None of these Increase Decrease Not effected ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of diesel engines is about 0.3 0.7 0.15 0.5 0.3 0.7 0.15 0.5 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines It the temperature of intake air in IC engines is lowered, then its efficiency will Remain same Increase Decrease Increase up to certain limit and then decrease Remain same Increase Decrease Increase up to certain limit and then decrease ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In loop scavenging, the top of the piston is Flat Depressed Contoured Slanted Flat Depressed Contoured Slanted ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of a standard Otto cycle for a compression ratio of 5.5 will be 0.5 0.7 0.25 1 0.5 0.7 0.25 1 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The exhaust valve in a four stroke cycle petrol engine Opens at 50° after bottom dead center and closes at 15° before top dead center May open and close anywhere Opens at 50° before bottom dead center and closes at 15° after top dead center Opens at bottom dead center and closes at top dead center Opens at 50° after bottom dead center and closes at 15° before top dead center May open and close anywhere Opens at 50° before bottom dead center and closes at 15° after top dead center Opens at bottom dead center and closes at top dead center ANSWER DOWNLOAD EXAMIANS APP
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