Compressors, Gas Turbines and Jet Engines Rotary compressors are used for delivering Large quantities of air at high pressures Small quantities of air at high pressures Large quantities of air at low pressures Small quantities of air at low pressures Large quantities of air at high pressures Small quantities of air at high pressures Large quantities of air at low pressures Small quantities of air at low pressures ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The maximum propulsion efficiency of a turbojet is attained at around following speed 2400 km/hr 1050 km/hr 550 km/hr 1700 km/hr 2400 km/hr 1050 km/hr 550 km/hr 1700 km/hr ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Losses in a centrifugal compressor are due to All of the listed here Diffuser losses Inlet losses Impeller channel losses All of the listed here Diffuser losses Inlet losses Impeller channel losses ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In a four stage compressor, if the pressure at the first and third stage is 1 bar and 16 bar, then the delivery pressure at the fourth stage will be 16 bar 64 bar 256 bar 1 bar 16 bar 64 bar 256 bar 1 bar ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Pick up the false statement Exhaust losses in gas turbine are high due to large mass flow rate Gas turbine does not require huge quantity of water like steam plant Gas turbine is a self starting unit Overall efficiency of gas turbine plant is lower than that of a reciprocating engine Exhaust losses in gas turbine are high due to large mass flow rate Gas turbine does not require huge quantity of water like steam plant Gas turbine is a self starting unit 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 efficiency of jet engine is Higher at high altitudes Same at all altitudes Higher at high speed Lower at low speed Higher at high altitudes Same at all altitudes Higher at high speed Lower at low speed ANSWER DOWNLOAD EXAMIANS APP
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