Internal Combustion Engines Does the supply of scavenging air at a density greater than that of atmosphere mean engine is supercharged? Yes No Unpredictable To some extent Yes No Unpredictable To some extent ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The operation of forcing additional air under pressure into the engine cylinder is known as Turbulence Supercharging Carburetion Delay period Turbulence Supercharging Carburetion Delay period ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which of the following fuel has little tendency towards detonation? Benzene Normal heptane Iso-octane Alcohol Benzene Normal heptane Iso-octane Alcohol ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The compensating jet in a carburettor supplies almost constant amount of petrol at all speeds because the Flow is produced due to the static head in the float chamber Jet area is automatically varied depending on the suction The diameter of the jet is constant and the discharge coefficient is invariant 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 Jet area is automatically varied depending on the suction The diameter of the jet is constant and the discharge coefficient is invariant The flow from the main jet is diverted to the compensating jet with increase in speed ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ratio of the indicated thermal efficiency to the air standard efficiency is known as Volumetric efficiency Relative efficiency Mechanical efficiency Overall efficiency Volumetric efficiency Relative efficiency Mechanical efficiency Overall efficiency ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The higher combustion chamber wall temperature in compression ignition engines will _________ knocking tendency. Reduce Increase Not effect None of these Reduce Increase Not effect None of these ANSWER DOWNLOAD EXAMIANS APP