Internal Combustion Engines For maximum power generation, the air fuel ratio for a petrol engine for vehicles, is of the order of 0.50069444444444 0.75069444444444 0.62569444444444 0.37569444444444 0.50069444444444 0.75069444444444 0.62569444444444 0.37569444444444 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knock in diesel engine occurs due to Instantaneous and rapid burning of the first part of the charge Reduction of delay period Instantaneous auto ignition of last part of charge Delayed burning of the first part of the charge Instantaneous and rapid burning of the first part of the charge Reduction of delay period Instantaneous auto ignition of last part of charge Delayed burning of the first part of the charge ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The maximum temperature in the I.C. engine cylinder is of the order of 1500-2000°C 500-1000°C 2000-2500°C 1000-1500°C 1500-2000°C 500-1000°C 2000-2500°C 1000-1500°C ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The purpose of testing an internal combustion engine is To conform the data used in design, the validity of which may be doubtful To satisfy the customer regarding the performance of the engine To determine the information, which cannot be obtained by calculations All of these To conform the data used in design, the validity of which may be doubtful To satisfy the customer regarding the performance of the engine To determine the information, which cannot be obtained by calculations All of these 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 The compensating jet in a carburettor supplies almost constant amount of petrol at all speeds because the The flow from the main jet is diverted to the compensating jet with increase in speed Flow is produced due to the static head in the float chamber The diameter of the jet is constant and the discharge coefficient is invariant Jet area is automatically varied depending on the suction The flow from the main jet is diverted to the compensating jet with increase in speed Flow is produced due to the static head in the float chamber The diameter of the jet is constant and the discharge coefficient is invariant Jet area is automatically varied depending on the suction ANSWER DOWNLOAD EXAMIANS APP
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