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Compressors, Gas Turbines and Jet Engines

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

2.5006944444444
0.41736111111111
0.83402777777778
0.62569444444444

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Compressors, Gas Turbines and Jet Engines
The work done per unit mass of air in compression will be least when 'n' is equal to

1
1.3
1.2
1.4

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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

Axial flow compressor
Reciprocating compressor
Turbo compressor
Centrifugal compressor

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Compressors, Gas Turbines and Jet Engines
An air receiver is to be placed outside. Should it be placed in

Shade
Enclosed room
Rain
Sun

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Compressors, Gas Turbines and Jet Engines
To avoid moisture troubles, the compressed air main line should

Drop gradually towards the point of use
Be laid vertically
Rise gradually towards the point of use
Be laid exactly horizontally

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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
Equal to
Three times

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