Internal Combustion Engines In petrol engine, using a fixed octane rating fuel and fixed compression ratio, supercharging will _________ the knocking tendency. Increase Decrease None of these Not effected Increase Decrease None of these Not effected ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which is more viscous lube oil? SAE 50 SAE 70 SEA 30 SAE 80 SAE 50 SAE 70 SEA 30 SAE 80 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 diameter of the jet is constant and the discharge coefficient is invariant Jet area is automatically varied depending on the suction Flow is produced due to the static head in the float chamber The flow from the main jet is diverted to the compensating jet with increase in speed The diameter of the jet is constant and the discharge coefficient is invariant Jet area is automatically varied depending on the suction Flow is produced due to the static head in the float chamber The flow from the main jet is diverted to the compensating jet with increase in speed ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of diesel engines is about 0.7 0.5 0.3 0.15 0.7 0.5 0.3 0.15 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The effective inhibitor of pre-ignition is Alcohol Water Lead None of these Alcohol Water Lead None of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ratio of the indicated thermal efficiency to the air standard efficiency is known as Volumetric efficiency Mechanical efficiency Relative efficiency Overall efficiency Volumetric efficiency Mechanical efficiency Relative efficiency Overall efficiency ANSWER DOWNLOAD EXAMIANS APP
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