Compressors, Gas Turbines and Jet Engines The minimum work required for a three stage reciprocating air compressor is ___ the work required for each stage. Six times Equal to Three times Double Six times Equal to Three times Double ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Water is injected in gas turbine cycle to Control output of turbine Control fire hazards Control temperature Increase efficiency Control output of turbine Control fire hazards Control temperature Increase efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The thermal efficiency of a simple gas turbine for a given turbine inlet temperature with increase in pressure ratio Increases Decreases First increases and then decreases First decreases and then increases Increases Decreases First increases and then decreases First decreases and then increases 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 The criterion of the thermodynamic efficiency for rotary compressor is Isentropic compression None of the listed here Isothermal compression Polytropic compression Isentropic compression None of the listed here Isothermal compression Polytropic compression ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In gas turbines, high thermal efficiency is obtained in Open cycle Closed cycle Closed/open depending on other considerations Closed cycle & Open cycle Open cycle Closed cycle Closed/open depending on other considerations Closed cycle & Open cycle ANSWER DOWNLOAD EXAMIANS APP
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