Internal Combustion Engines In a four stroke cycle petrol engine, the compression Starts at 40° after bottom dead centre and ends at 30° before top dead centre May start and end anywhere Starts at bottom dead centre and ends at top dead centre 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 May start and end anywhere Starts at bottom dead centre and ends at top dead centre Starts at 40° before bottom dead centre and ends at 30° after bottom dead centre ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which of the following is not an intern’s combustion engine? Steam turbine 4-stroke petrol engine 2-stroke petrol engine Diesel engine Steam turbine 4-stroke petrol engine 2-stroke petrol engine Diesel engine ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The fuel in diesel engine is normally injected at pressure of 5-10 kg/cm² 90-130 kg/cm² 20-25 kg/cm² 60-80 kg/cm² 5-10 kg/cm² 90-130 kg/cm² 20-25 kg/cm² 60-80 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A supercharged engine as compared to an ordinary engine Consumes less lubricating oil All of these Is lighter Requires smaller foundation Consumes less lubricating oil All of these Is lighter Requires smaller foundation ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle diesel engine, the inlet valve Opens at 20° before top dead center and closes at 40° after bottom dead center May open and close anywhere Opens at top dead center and closes at bottom dead center Opens at 20° after top dead center and closes at 20° before bottom dead center Opens at 20° before top dead center and closes at 40° after bottom dead center May open and close anywhere Opens at top dead center and closes at bottom dead center Opens at 20° after top dead center and closes at 20° before bottom dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ratio of indicated thermal efficiency to the corresponding air standard cycle efficiency is called Efficiency ratio Relative efficiency Overall efficiency Net efficiency Efficiency ratio Relative efficiency Overall efficiency Net efficiency ANSWER DOWNLOAD EXAMIANS APP
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