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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
In turbo fan engine, the jet velocity as compared to turbojet engine is

Less
May be less or more depending upon speed
Same
More

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Compressors, Gas Turbines and Jet Engines
In a double acting compressor, the air is compressed

In two cylinders on both sides of the piston
In a single cylinder on both sides of the piston
In two cylinders
In one cylinder

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Compressors, Gas Turbines and Jet Engines
The thrust on the rotor in a centrifugal compressor is produced by

Axial component
Tangential component
None of these
Radial component

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Compressors, Gas Turbines and Jet Engines
The air entry velocity m a rocket as compared to aircraft is

Less
Same
Zero
More

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Compressors, Gas Turbines and Jet Engines
The ratio of specific weight/h.p. of gas turbine and I.C engines may be typically of the order of

0.045833333333333
0.084027777777778
0.042361111111111
0.16736111111111

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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

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

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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