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Compressors, Gas Turbines and Jet Engines

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

0.50069444444444
0.33402777777778
3.5 : 1
0.20902777777778

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Compressors, Gas Turbines and Jet Engines
The ratio of the increase in pressure in rotor blades to total increase in pressure in the stage is called

Pressure coefficient
Degree of reaction
Slip factor
Pressure ratio

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Compressors, Gas Turbines and Jet Engines
The ratio of the volume of free air delivery per stroke to the swept volume of the piston, is known as

Compressor efficiency
Isothermal efficiency
Mechanical efficiency
Volumetric efficiency

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Compressors, Gas Turbines and Jet Engines
For maximum work, the reheating should be done to an intermediate pressure of (Where p₁ = Maximum pressure, and p₂ = Minimum pressure)

(p₁ + p₂)/2
p₁ p₂
p₁/p₂
(p₁ - p₂)/2

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Compressors, Gas Turbines and Jet Engines
An air receiver is to be placed outside. Should it be placed in

Sun
Enclosed room
Shade
Rain

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Compressors, Gas Turbines and Jet Engines
Work ratio of a gas turbine may be improved by

Increasing the turbine work
Increasing the compression work
Decreasing the compression work
Both (A) and (C) above

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