Internal Combustion Engines In petrol engine, using a fixed octane rating fuel and fixed compression ratio, supercharging will _________ the knocking tendency. None of these Increase Not effected Decrease None of these Increase Not effected Decrease ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines All heat engines utilize Low heat value of oil Calorific value of fuel High heat value of oil Net calorific value of oil Low heat value of oil Calorific value of fuel High heat value of oil Net calorific value of oil ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ignition of the charge by some hot surface within the engine before the passage of spark is called Ignition delay Pre-ignition Detonation Auto-ignition Ignition delay Pre-ignition Detonation Auto-ignition ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The delay period in compression ignition engines depends upon Nature of the fuel mixture strength Temperature and pressure in the cylinder at the time of injection Relative velocity between the fuel injection and air turbulence pressure of residual gases All of these Nature of the fuel mixture strength Temperature and pressure in the cylinder at the time of injection Relative velocity between the fuel injection and air turbulence pressure of residual gases All of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines During idling, a petrol engine requires _________ mixture. None of these Rich Chemically correct Lean None of these Rich Chemically correct Lean ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If the compression ratio in I.C. engine increases, then its thermal efficiency will Increase Decrease Remain same None of these Increase Decrease Remain same None of these ANSWER DOWNLOAD EXAMIANS APP
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