Compressors, Gas Turbines and Jet Engines Propulsion efficiency of the following order is obtained in practice 0.72 0.6 0.5 0.34 0.72 0.6 0.5 0.34 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Propulsive efficiency is defined as ratio of Thrust power and propulsive power Thrust power and fuel energy Engine output and propulsive power Propulsive power and fuel input Thrust power and propulsive power Thrust power and fuel energy Engine output and propulsive power Propulsive power and fuel input ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a single stage, single acting reciprocating air compressor, without clearance volume, the work-done is minimum during Isentropic compression None of these Polytropic compression Isothermal compression Isentropic compression None of these Polytropic compression Isothermal compression ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A rocket engine for the combustion of its fuel Uses surrounding air Carries its own oxygen Does not require oxygen Uses compressed atmospheric air Uses surrounding air Carries its own oxygen Does not require oxygen Uses compressed atmospheric air ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which is false statement about air receivers? These increase compressor efficiency These knock out some oil and moisture These act as reservoir to take care of sudden demands These are used to dampen pulsations These increase compressor efficiency These knock out some oil and moisture These act as reservoir to take care of sudden demands These are used to dampen pulsations ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Pick up the false statement Overall efficiency of gas turbine plant is lower than that of a reciprocating engine Gas turbine is a self starting unit Gas turbine does not require huge quantity of water like steam plant Exhaust losses in gas turbine are high due to large mass flow rate Overall efficiency of gas turbine plant is lower than that of a reciprocating engine Gas turbine is a self starting unit Gas turbine does not require huge quantity of water like steam plant Exhaust losses in gas turbine are high due to large mass flow rate ANSWER DOWNLOAD EXAMIANS APP
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