Internal Combustion Engines Which one of the following event would reduce volumetric efficiency of a vertical compression ignition engine? Inlet valve opening before top dead center Inlet valve closing before bottom dead center Inlet valve closing after bottom dead center Exhaust valve closing after top dead center Inlet valve opening before top dead center Inlet valve closing before bottom dead center Inlet valve closing after bottom dead center Exhaust valve closing after top dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle diesel engine, the exhaust valve Opens at 30° before bottom dead centre and closes at 10° after top dead centre Opens at bottom dead centre and closes at top dead centre May open and close anywhere Opens at 30° after bottom dead centre and closes at 10° before top dead centre Opens at 30° before bottom dead centre and closes at 10° after top dead centre Opens at bottom dead centre and closes at top dead centre May open and close anywhere Opens at 30° after bottom dead centre and closes at 10° before top dead centre ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines As compared to air standard cycle, in actual working, the effect of variation in specific heats is to Reduce maximum pressure and maximum temperature Decrease maximum pressure and increase maximum temperature Increase maximum pressure and maximum temperature Increase maximum pressure and decrease maximum temperature Reduce maximum pressure and maximum temperature Decrease maximum pressure and increase maximum temperature Increase maximum pressure and maximum temperature Increase maximum pressure and decrease maximum temperature ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermodynamic cycle on which the petrol engine works, is Stirling cycle Joule cycle Otto cycle Rankine cycle Stirling cycle Joule cycle Otto cycle Rankine cycle ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The volumetric efficiency of a well designed engine may be 30 to 40% 75 to 90% 40 to 60% 60 to 70% 30 to 40% 75 to 90% 40 to 60% 60 to 70% ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which is more viscous lube oil? SEA 30 SAE 50 SAE 70 SAE 80 SEA 30 SAE 50 SAE 70 SAE 80 ANSWER DOWNLOAD EXAMIANS APP
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