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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
Maximum delivery pressure is a rotary air compressor is of the order of

6 kg/cm²
25 kg/cm²
10 kg/cm²
16 kg/cm²

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Compressors, Gas Turbines and Jet Engines
A machine used to raise the pressure of air is called

Gas turbine
Compressor
I.C engine
Air motor

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Compressors, Gas Turbines and Jet Engines
Ratio of indicated H.P. and brake H.P. is known as

Isothermal efficiency
Mechanical efficiency
Volumetric efficiency
Adiabatic efficiency

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

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

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Compressors, Gas Turbines and Jet Engines
Work ratio of a gas turbine plant is ratio of

Net work output and heat supplied
Work done by turbine and net work output
Work done by turbine and heat supplied
Net work output and work done by turbine

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Compressors, Gas Turbines and Jet Engines
In a single stage, single acting reciprocating air compressor, without clearance volume, the work-done is minimum during

Isentropic compression
Polytropic compression
None of these
Isothermal compression

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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