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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The air power of the compressor is also known as

None of these
Indicated power
Brake power
Frictional power

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

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

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Compressors, Gas Turbines and Jet Engines
The work ratio of simple gas turbine cycle depends on

Minimum cycle temperature
Maximum cycle temperature
Pressure ratio
All of these

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Compressors, Gas Turbines and Jet Engines
The most efficient method of compressing air is to compress it

Isochronically
Isothermally
Isentropically
Adiabatically

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Compressors, Gas Turbines and Jet Engines
The advantage of multistage compression over single stage compression is

Higher volumetric efficiency
All of these
Lower power consumption per unit of air delivered
Decreased discharge temperature

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

None of the listed here
Same
Less
More

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