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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The stagnation pressure rise in a centrifugal compressor takes place

In the inlet guide vanes only
In the diffuser only
In the diffuser and impeller
In the impeller only

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

Adiabatic compression
Isentropic compression
Isothermal compression
Polytropic compression

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Compressors, Gas Turbines and Jet Engines
Ramjet engine

Requires no air for its operation
Is not self operating at zero flight speed
Is self operating at zero flight speed
Produces a jet consisting of plasma

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Compressors, Gas Turbines and Jet Engines
If the flow of air through the compressor is parallel to its axis, then the compressor is

Turbo compressor
Axial flow compressor
Reciprocating compressor
Centrifugal compressor

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Compressors, Gas Turbines and Jet Engines
In a four stage compressor, if the pressure at the first and third stage is 1 bar and 16 bar, then the delivery pressure at the fourth stage will be

64 bar
16 bar
1 bar
256 bar

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Compressors, Gas Turbines and Jet Engines
The mass of gas turbine per kW developed is about ________ as that of an I.C. engine.

One fourth
One-half
One sixth
Same

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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