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 Scavenging Feeding more fuel Supercharging Heating incoming air Scavenging Feeding more fuel Supercharging 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 bottom dead centre and ends at top dead centre Starts at 40° after bottom dead centre and ends at 30° before 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 bottom dead centre and ends at top dead centre Starts at 40° after bottom dead centre and ends at 30° before top dead centre May start and end anywhere ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The theoretically correct mixture of air and petrol is 10 : 1 20 : 1 15 : 1 25 : 1 10 : 1 20 : 1 15 : 1 25 : 1 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In the crankcase method of scavenging, the air pressure is produced by Movement of engine piston Centrifugal pump Supercharger Natural aspirator Movement of engine piston Centrifugal pump Supercharger Natural aspirator ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines High speed compression engines operate on Dual combustion cycle Diesel cycle All of these Otto cycle Dual combustion cycle Diesel cycle All of these Otto cycle ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knocking tendency in compression ignition engines for a given fuel will be Enhanced by decreasing compression ratio Dependent on other factors Enhanced by increasing compression ratio None of these Enhanced by decreasing compression ratio Dependent on other factors Enhanced by increasing compression ratio None of these ANSWER DOWNLOAD EXAMIANS APP