Internal Combustion Engines The higher combustion chamber wall temperature in compression ignition engines will _________ knocking tendency. Increase None of these Reduce Not effect Increase None of these Reduce Not effect ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If Vâ‚ is the jet velocity and Vâ‚€ is the vehicle velocity, then the propulsive efficiency of a rocket is given by (Vâ‚€/Vâ‚)/ [1 + (Vâ‚€/Vâ‚)²] [2(Vâ‚€/Vâ‚)]/ [1 + (Vâ‚€/Vâ‚)²] Vâ‚/(Vâ‚€ + Vâ‚) Vâ‚€/(Vâ‚€ + Vâ‚) (Vâ‚€/Vâ‚)/ [1 + (Vâ‚€/Vâ‚)²] [2(Vâ‚€/Vâ‚)]/ [1 + (Vâ‚€/Vâ‚)²] Vâ‚/(Vâ‚€ + Vâ‚) Vâ‚€/(Vâ‚€ + Vâ‚) ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The pressure at the end of compression, in diesel engines, is approximately 20 bar 35 bar 10 bar 25 bar 20 bar 35 bar 10 bar 25 bar ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The rating of a diesel engine, with increase in air inlet temperature, will Decrease linearly Increase parabolically Increase linearly Decrease parabolically Decrease linearly Increase parabolically Increase linearly Decrease parabolically ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The fuels in order of decreasing knock tendency for spark ignition engines are Napthene, aromatics, paraffin Napthene, paraffin, aromatic Paraffin, aromatic, napthene Paraffin, napthene, aromatic Napthene, aromatics, paraffin Napthene, paraffin, aromatic Paraffin, aromatic, napthene Paraffin, napthene, aromatic ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The octane number of petrol, generally available, is 60 to 80 40 to 60 20 to 40 80 to 100 60 to 80 40 to 60 20 to 40 80 to 100 ANSWER DOWNLOAD EXAMIANS APP