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 Overall efficiency Mechanical efficiency Volumetric efficiency Indicated thermal efficiency Overall efficiency Mechanical efficiency Volumetric efficiency Indicated thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The brake power of a diesel engine, keeping other parameters constant, can be increased by Decreasing the pressure of intake air Increasing the pressure of intake air Decreasing the density of intake air Increasing the temperature of intake air Decreasing the pressure of intake air Increasing the pressure of intake air Decreasing the density of intake air Increasing the temperature of intake air ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a petrol engine, if diesel is used, then the engine will Run at high speed Explode Run more efficiently Not run Run at high speed Explode Run more efficiently Not run ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Supercharging is the process of supplying the intake air to the engine cylinder at a density ___ the density of the surrounding atmosphere. None of the listed here Greater than Equal to Less than None of the listed here Greater than Equal to Less than ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a four stroke cycle petrol engine, the expansion Starts at top dead center and ends at bottom dead center Starts at 30° after top dead center and ends at 50° after bottom dead center May start and end anywhere Starts at 30° before top dead center and ends at 50° before bottom dead center Starts at top dead center and ends at bottom dead center Starts at 30° after top dead center and ends at 50° after bottom dead center May start and end anywhere Starts at 30° before top dead center and ends at 50° before bottom dead center ANSWER DOWNLOAD EXAMIANS APP