Internal Combustion Engines Detonation is harmful due to Excessive turbulence which removes most of the insulating gas boundary layer from the cylinder walls Increase in the rate of heat transfer, there is a reduction in the power output and efficiency of the engine High intensity of knock causes crankshaft vibration and the engine runs rough None of these Excessive turbulence which removes most of the insulating gas boundary layer from the cylinder walls Increase in the rate of heat transfer, there is a reduction in the power output and efficiency of the engine High intensity of knock causes crankshaft vibration and the engine runs rough None of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which of the following medium is compressed in a Diesel engine cylinder? Air and lub oil Air and fuel Fuel alone Air alone Air and lub oil Air and fuel Fuel alone Air alone ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air standard efficiency of an Otto cycle compared to diesel cycle for the given compression ratio is More or less depending on power rating Less Same More More or less depending on power rating Less Same More ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Stoichiometric ratio is Chemically correct air-fuel ratio by volume None of these Chemically correct air-fuel ratio by weight Actual air-fuel ratio for maximum efficiency Chemically correct air-fuel ratio by volume None of these Chemically correct air-fuel ratio by weight Actual air-fuel ratio for maximum efficiency ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The output of a diesel engine can be increased without increasing the engine revolution or size in following way Feeding more fuel Scavenging Supercharging Heating incoming air Feeding more fuel Scavenging Supercharging Heating incoming air ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The frictional power (F.P.) is given by F.P. = P./I.P. F.P. = I.P. - P. - I.P. P. F.P. = F.P. = I.P./ P. F.P. = P./I.P. F.P. = I.P. - P. - I.P. P. F.P. = F.P. = I.P./ P. ANSWER DOWNLOAD EXAMIANS APP
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