Internal Combustion Engines A mixture containing 65% of iso-octane and 35% of normal heptane will have Octane number 35 Cetane number 35 Cetane number 65 Octane number 65 Octane number 35 Cetane number 35 Cetane number 65 Octane number 65 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‚€ + Vâ‚) Vâ‚/(Vâ‚€ + Vâ‚) (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] ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A supercharged engine as compared to an ordinary engine Requires smaller foundation Consumes less lubricating oil Is lighter All of these Requires smaller foundation Consumes less lubricating oil Is lighter All of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a petrol engine, the fuel supplied to the engine cylinder is mixed with required quantity of air and the mixture is ignited with a Fuel pump Spark plug None of these Fuel injector Fuel pump Spark plug None of these Fuel injector ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The process of breaking up or a liquid into fine droplets by spraying is called Carburetion Atomization Ionization Vaporisation Carburetion Atomization Ionization Vaporisation ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air standard efficiency of an I.C. engine is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 + rγ - 1 1 - rγ - 1 1 - (1/rγ - 1) None of these 1 + rγ - 1 1 - rγ - 1 1 - (1/rγ - 1) None of these ANSWER DOWNLOAD EXAMIANS APP
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