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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
Gas turbine works on

Rankine cycle
Brayton or Atkinson cycle
Ericsson cycle
Carnot cycle

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Compressors, Gas Turbines and Jet Engines
The thermodynamic efficiency of rotary compressor is based on

Adiabatic compression
Isothermal compression
Polytropic compression
Isentropic compression

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Compressors, Gas Turbines and Jet Engines
In a centrifugal compressor, an increase in speed at a given pressure ratio causes

Increase in flow
Increase in efficiency
Decrease in flow
Increase in flow and decrease in efficiency

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Compressors, Gas Turbines and Jet Engines
The compression ratio in a gas turbine is of the order of

3.5 : 1
0.33402777777778
0.50069444444444
0.20902777777778

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Compressors, Gas Turbines and Jet Engines
Actual compression curve is

Same as isothermal
In between isothermal and adiabatic
Same as adiabatic
Better than isothermal and adiabatic

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Compressors, Gas Turbines and Jet Engines
The volume of air delivered in a medium capacity air compressor per unit time is

None of these
0.1 to 1.2 m³/s
0.15 to 5 m³/s
Above 5 m³/s

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