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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
A rotary compressor is driven by an

Electric motor
Either (A) or (B)
Engine
None of these

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Compressors, Gas Turbines and Jet Engines
Turbofan engine employs

Two or more air streams
Solid fuel firing
No air stream
One air stream

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Compressors, Gas Turbines and Jet Engines
Air-fuel ratio in a jet engine will be of the order of

2.5006944444444
0.83402777777778
0.41736111111111
0.62569444444444

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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

256 bar
64 bar
16 bar
1 bar

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Compressors, Gas Turbines and Jet Engines
Cylinder clearance in a compressor should be

As small as possible
As large as possible
About 50% of swept volume
About 100% of swept volume

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Compressors, Gas Turbines and Jet Engines
The minimum work required for a three stage reciprocating air compressor is ___ the work required for each stage.

Six times
Double
Three times
Equal to

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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