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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
A compressor at high altitude will draw

More/less power depending on other factors
Same power
More power
Less power

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Compressors, Gas Turbines and Jet Engines
Gas turbine works on

Ericsson cycle
Rankine cycle
Carnot cycle
Brayton or Atkinson cycle

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Compressors, Gas Turbines and Jet Engines
Ratio of indicated h.p. to shaft h.p. in known as

Mechanical efficiency
Compressor efficiency
Volumetric efficiency
Isothermal efficiency

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Compressors, Gas Turbines and Jet Engines
The volumetric efficiency of a compressor falls roughly as follows for every 5°C increase in atmospheric temperature

0.001
0.01
0.05
0.005

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Compressors, Gas Turbines and Jet Engines
Reheating in a multistage expansion gas turbine ________ compressor work.

Increases
None of these
Decreases
Has no effect on

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Compressors, Gas Turbines and Jet Engines
Axial flow compressor resembles

Sliding vane compressor
Centrifugal pump
Turbine
Reciprocating pump

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