Internal Combustion Engines The output of a diesel engine can be increased without increasing the engine revolution or size in following way Heating incoming air Supercharging Feeding more fuel Scavenging Heating incoming air Supercharging Feeding more fuel Scavenging ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The object of supercharging the engine is All of these To reduce space occupied by the engine To increase the power output of an engine when greater power is required To reduce mass of the engine per brake power All of these To reduce space occupied by the engine To increase the power output of an engine when greater power is required To reduce mass of the engine per brake power ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a typical medium speed 4-stroke cycle diesel engine the inlet valve Opens at 10° after top dead center and closes 20° before the bottom dead center Opens at 20° before top dead center and closes at 35° after the bottom dead center Opens at top dead center and closes at bottom dead center May open or close anywhere Opens at 10° after top dead center and closes 20° before the bottom dead center Opens at 20° before top dead center and closes at 35° after the bottom dead center Opens at top dead center and closes at bottom dead center May open or close anywhere ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle petrol engine, the compression Starts at 40° before bottom dead centre and ends at 30° after bottom dead centre Starts at 40° after bottom dead centre and ends at 30° before top dead centre Starts at bottom dead centre and ends at top dead centre May start and end anywhere Starts at 40° before bottom dead centre and ends at 30° after bottom dead centre Starts at 40° after bottom dead centre and ends at 30° before top dead centre Starts at bottom dead centre and ends at top dead centre May start and end anywhere ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Morse test can be conducted for Multi cylinder engines All of the listed here Diesel engines Petrol engines Multi cylinder engines All of the listed here Diesel engines Petrol engines 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 ηm = B.P/I.P None of these ηm = I.P/B.P ηm = (B.P × I.P)/100 ηm = B.P/I.P None of these ANSWER DOWNLOAD EXAMIANS APP
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