Internal Combustion Engines The object of providing masked inlet valve in the air passage of compression ignition engines is to Induce primary swirl Induce secondary turbulence Control air flow Enhance flow rate Induce primary swirl Induce secondary turbulence Control air flow Enhance flow rate ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The size of inlet valve of an engine in comparison to exhaust valve is Less More More/less depending on capacity of engine Same Less More More/less depending on capacity of engine Same ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The reason for supercharging in any engine is to Effect fuel economy Increase efficiency Increase power Reduce weight and bulk for a given output Effect fuel economy Increase efficiency Increase power Reduce weight and bulk for a given output ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The temperature of interior surface of cylinder wall in normal operation is not allowed to exceed 120°C 80°C 240°C 180°C 120°C 80°C 240°C 180°C ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ignition quality of petrol is expressed by Octane number Calorific value All of these Cetane number Octane number Calorific value All of these Cetane number ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The maximum propulsive efficiency of a turbojet engine is at a speed of 2000 km/h 2400 km/h 3000 km/h 1000 km/h 2000 km/h 2400 km/h 3000 km/h 1000 km/h ANSWER DOWNLOAD EXAMIANS APP
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