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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The propulsive power of the rocket is (where v₁ = Jet velocity, and v₂ = Aircraft velocity)

(v₁² -v₂²)/2g
(v₁ - v₂)²/g
(v₁² -v₂²)/g
(v₁ - v₂)²/2g

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Compressors, Gas Turbines and Jet Engines
A rocket engine uses __________ for the combustion of its fuel.

Surrounding air
Its own oxygen
None of these
Compressed atmospheric air

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Compressors, Gas Turbines and Jet Engines
A compressor mostly used for supercharging of I.C. engines is

Roots blower
Reciprocating compressor
Axial flow compressor
Radial flow compressor

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Compressors, Gas Turbines and Jet Engines
A compressor at high altitudes will require ___ power.

More
Less
Same
None of the listed here

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Compressors, Gas Turbines and Jet Engines
A large clearance volume in a reciprocating compressor results in

Reduced volume flow rate
Lower suction pressure
Increased volume flow rate
Lower delivery pressure

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

None of these
Parallel
Perpendicular
Inclined

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