Internal Combustion Engines The working pressure and temperature inside the cylinder of an internal combustion engine is _________ as compared to a steam engine. Low High Very low Very high Low High Very low Very high 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‚) [2(Vâ‚€/Vâ‚)]/ [1 + (Vâ‚€/Vâ‚)²] (Vâ‚€/Vâ‚)/ [1 + (Vâ‚€/Vâ‚)²] Vâ‚/(Vâ‚€ + Vâ‚) Vâ‚€/(Vâ‚€ + Vâ‚) [2(Vâ‚€/Vâ‚)]/ [1 + (Vâ‚€/Vâ‚)²] (Vâ‚€/Vâ‚)/ [1 + (Vâ‚€/Vâ‚)²] Vâ‚/(Vâ‚€ + Vâ‚) ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A diesel engine has compression ratio from 25 to 40 15 to 25 10 to 15 6 to 10 25 to 40 15 to 25 10 to 15 6 to 10 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The actual volume of fresh charge admitted in 4-stroke petrol engine is Less than stroke volume More than stroke volume Equal to stroke volume Equal to stroke volume and clearance volume Less than stroke volume More than stroke volume Equal to stroke volume Equal to stroke volume and clearance volume ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In order to prevent knocking in spark ignition engines, the charge away from the spark plug should have Long ignition delay All of these Low temperature Low density Long ignition delay All of these Low temperature Low density ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A mixture containing 65% of iso-octane and 35% of normal heptane will have Octane number 65 Cetane number 65 Cetane number 35 Octane number 35 Octane number 65 Cetane number 65 Cetane number 35 Octane number 35 ANSWER DOWNLOAD EXAMIANS APP