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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
A closed cycle gas turbine works on

Ericsson cycle
Carnot cycle
Rankine cycle
Joule cycle

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

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Compressors, Gas Turbines and Jet Engines
In an axial flow compressor, the ratio of pressure in the rotor blades to the pressure rise in the compressor in one stage is known as

Work factor
Slip factor
Pressure coefficient
Degree of reaction

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Compressors, Gas Turbines and Jet Engines
The compressor performance at higher altitude compared to sea level will be

Lower
Higher
Dependent on other factors
Same

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

Isentropically
Isochronically
Adiabatically
Isothermally

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Compressors, Gas Turbines and Jet Engines
Standard air is the air at ___ and relative humidity of 36 percent.

0.1 bar and 20°C
0.1 bar and 40°C
1 bar and 40°C
1 bar and 20°C

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