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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The following property is most important for material used for gas turbine blade

Creep
Corrosion resistance
Toughness
Fatigue

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Compressors, Gas Turbines and Jet Engines
Isothermal compression efficiency, even when running at high speed, can be approached by using

Both (A) and (B) above
Cold water spray
Fully insulating the cylinder
Multistage compression

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Compressors, Gas Turbines and Jet Engines
In a centrifugal compressor, the ratio of the ________ to the blade velocity is called slip factor.

Inlet velocity of flow
Outlet whirl velocity
Outlet velocity of flow
Inlet whirl velocity

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Compressors, Gas Turbines and Jet Engines
Euler's equation can be used for

Pumps
Axial flow compressors
Radial flow compressors
All of these

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Compressors, Gas Turbines and Jet Engines
Compression efficiency is compared against

Isothermal compression
Isentropic compression
Adiabatic compression
Ideal compression

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Compressors, Gas Turbines and Jet Engines
Axial flow compressor resembles

Reciprocating pump
Turbine
Sliding vane compressor
Centrifugal pump

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