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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
In a centrifugal compressor, the flow of air is ________ to the axis of compressor.

Parallel
Inclined
None of these
Perpendicular

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Compressors, Gas Turbines and Jet Engines
When air is to be compressed at a high pressure, then it is advantageous to use

Single stage compression
Multistage compression with intercooling
None of these
Multistage compression without intercooling

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Compressors, Gas Turbines and Jet Engines
Propulsive efficiency is defined as ratio of

Thrust power and fuel energy
Engine output and propulsive power
Thrust power and propulsive power
Propulsive power and fuel input

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

Radial flow compressors
Axial flow compressors
All of these
Pumps

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Compressors, Gas Turbines and Jet Engines
Axial flow compressor resembles

Reciprocating pump
Centrifugal pump
Sliding vane compressor
Turbine

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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
Pressure ratio
Slip factor
Degree of reaction

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