Compressors, Gas Turbines and Jet Engines The power available for takeoff and climb in case of turbojet engine as compared to reciprocating engine is Less More May be less or more depending on ambient conditions Same Less More May be less or more depending on ambient conditions Same ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Pick up the false statement Gas turbine does not require huge quantity of water like steam plant Gas turbine is a self starting unit 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 does not require huge quantity of water like steam plant Gas turbine is a self starting unit 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 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For minimum work in multistage compression, assuming same index of compression in all stages Work done in all stages should be equal Work done in subsequent stages should decrease Work done in first stage should be more Work done in subsequent stages should increase Work done in all stages should be equal Work done in subsequent stages should decrease Work done in first stage should be more Work done in subsequent stages should increase ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The volume of air sucked by the compressor during its suction stroke is called Free air delivery None of these Compressor capacity Swept volume Free air delivery None of these Compressor capacity Swept volume ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Volumetric efficiency of a compressor with clearance volume May increase/decrease depending on compressor capacity Decreases with increase in compression ratio Increases with increase in compression ratio In not dependent upon compression ratio May increase/decrease depending on compressor capacity Decreases with increase in compression ratio Increases with increase in compression ratio In not dependent upon compression ratio ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines If infinite number of heaters be used in a gas turbine, then expansion process in turbine approaches Isothermal Isochoric Adiabatic Isentropic Isothermal Isochoric Adiabatic Isentropic ANSWER DOWNLOAD EXAMIANS APP
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