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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
A jet engine works on the principle of conservation of

Flow
Energy
Linear momentum
Mass

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Compressors, Gas Turbines and Jet Engines
The hottest point in a gas turbine is

at the tip
at the base
in the center
between ~ to i of the blade height

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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

Volumetric efficiency
Compressor efficiency
Mechanical efficiency
Isothermal efficiency

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

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

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Compressors, Gas Turbines and Jet Engines
Efficiency of gas turbine is increased by

Inter cooling
Reheating
Adding a regenerator
All of the listed here

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Compressors, Gas Turbines and Jet Engines
The degree of reaction is usually kept ________ for all types of axial flow compressors.

0.4
0.5
0.2
0.3

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