Internal Combustion Engines Pick up the wrong statement about supercharging Supercharging at high altitudes is essential There can be limited supercharging in petrol engines because of detonation Supercharging results in fuel economy Supercharging reduces knocking in diesel engines Supercharging at high altitudes is essential There can be limited supercharging in petrol engines because of detonation Supercharging results in fuel economy Supercharging reduces knocking in diesel engines ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The normal heptane (C₇Hâ‚₆) is given a rating of ________ octane number. 100 50 120 100 50 120 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In petrol engines, advancing of the spark timing will ___ the knocking tendency. Increase None of the listed here Decrease Not effect Increase None of the listed here Decrease Not effect ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Detonation is harmful due to 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 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 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The working pressure and temperature inside the cylinder of an internal combustion engine is _________ as compared to a steam engine. Very low High Very high Low Very low High Very high Low ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The spark ignition engines are governed by Qualitative governing Hit and miss governing Quantitative governing Combination of (B) and (C) Qualitative governing Hit and miss governing Quantitative governing Combination of (B) and (C) ANSWER DOWNLOAD EXAMIANS APP