Internal Combustion Engines In diesel engine the diesel fuel injected into cylinder would burn instantly at about compressed air temperature of 1000°C 250°C 500°C 2000°C 1000°C 250°C 500°C 2000°C ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The size of inlet valve of an engine in comparison to exhaust valve is More/less depending on capacity of engine More Less Same More/less depending on capacity of engine More Less Same ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ratio of the work obtained at the crankshaft in a given time to the energy supplied during the same time is called Volumetric efficiency Mechanical efficiency Overall efficiency Indicated thermal efficiency Volumetric efficiency Mechanical efficiency Overall efficiency Indicated thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The object of supercharging the engine is To reduce space occupied by the engine All of these To reduce mass of the engine per brake power To increase the power output of an engine when greater power is required To reduce space occupied by the engine All of these To reduce mass of the engine per brake power To increase the power output of an engine when greater power is required ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Diesel engine can work on very lean air fuel ratio of the order of 30: 1. A petrol engine can also work on such a lean ratio provided Best quality fuel is used Cannot work as it is impossible Flywheel size is proper It is properly designed Best quality fuel is used Cannot work as it is impossible Flywheel size is proper It is properly designed ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The minimum cranking speed in case of petrol engine is about 250 - 300 rpm Half the operating speed 60 - 80 rpm One fourth of operating speed 250 - 300 rpm Half the operating speed 60 - 80 rpm One fourth of operating speed ANSWER DOWNLOAD EXAMIANS APP
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