Internal Combustion Engines The actual volume of fresh charge admitted in 4-stroke petrol engine is More than stroke volume Equal to stroke volume and clearance volume Less than stroke volume Equal to stroke volume More than stroke volume Equal to stroke volume and clearance volume Less than stroke volume Equal to stroke volume ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A supercharged engine as compared to an ordinary engine Consumes less lubricating oil Requires smaller foundation Is lighter All of these Consumes less lubricating oil Requires smaller foundation Is lighter All of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of diesel engines is about 0.15 0.7 0.5 0.3 0.15 0.7 0.5 0.3 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knocking tendency in compression ignition engines for a given fuel will be None of these Enhanced by decreasing compression ratio Enhanced by increasing compression ratio Dependent on other factors None of these Enhanced by decreasing compression ratio Enhanced by increasing compression ratio Dependent on other factors ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The expansion of fuel in a four stroke cycle diesel engine Starts at top dead center and ends at 30° after top dead center Starts at 15° after top dead center and ends at 30° before bottom dead center May start and end anywhere Starts at 15° before top dead center and ends at 30° after top dead center Starts at top dead center and ends at 30° after top dead center Starts at 15° after top dead center and ends at 30° before bottom dead center May start and end anywhere Starts at 15° before top dead center and ends at 30° after top dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which one of the following event would reduce volumetric efficiency of a vertical compression ignition engine? Inlet valve closing after bottom dead center Inlet valve closing before bottom dead center Inlet valve opening before top dead center Exhaust valve closing after top dead center Inlet valve closing after bottom dead center Inlet valve closing before bottom dead center Inlet valve opening before top dead center Exhaust valve closing after top dead center ANSWER DOWNLOAD EXAMIANS APP
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