Compressors, Gas Turbines and Jet Engines The pressure ratio of an ideal vaned compressor with increase in mass flow rate Decreases First decreases and then increases Increases Remain constant Decreases First decreases and then increases Increases Remain constant ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Reciprocating air compressor is best suited for Large quantity of air at low pressure Small quantity of air at high pressure Small quantity of air at low pressure Large quantity of air at high pressure Large quantity of air at low pressure Small quantity of air at high pressure Small quantity of air at low pressure Large quantity of air at high pressure ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volumetric efficiency of a compressor Increases with decrease in compression ratio Decreases with decrease in compression ratio Decreases with increase in compression ratio Increases with increase in compression ratio Increases with decrease in compression ratio Decreases with decrease in compression ratio Decreases with increase in compression ratio Increases with increase in compression ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The power available for takeoff and climb in case of turbojet engine as compared to reciprocating engine is Same More May be less or more depending on ambient conditions Less Same More May be less or more depending on ambient conditions Less ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Propulsive efficiency is defined as ratio of Thrust power and propulsive power Propulsive power and fuel input Thrust power and fuel energy Engine output and propulsive power Thrust power and propulsive power Propulsive power and fuel input Thrust power and fuel energy Engine output and propulsive power ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The compressor performance at higher altitude compared to sea level will be Same Dependent on other factors Higher Lower Same Dependent on other factors Higher Lower ANSWER DOWNLOAD EXAMIANS APP