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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
The volume of air sucked by the compressor during its suction stroke is called

None of these
Swept volume
Free air delivery
Compressor capacity

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Compressors, Gas Turbines and Jet Engines
The hottest point in a gas turbine is

at the tip
between ~ to i of the blade height
at the base
in the center

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Compressors, Gas Turbines and Jet Engines
Efficiency of gas turbine is increased by

All of the listed here
Adding a regenerator
Inter cooling
Reheating

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Compressors, Gas Turbines and Jet Engines
A 3 m³/min compressor means that it

Compresses 3 m³/min of standard air
Delivers 3 m³/ min of compressed air at delivery pressure
Compresses 3 m³/ min of free air
Delivers 3 m³/ min of compressed air

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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)

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

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Compressors, Gas Turbines and Jet Engines
The ratio of isentropic work to Euler’s work is known as

Pressure coefficient
Isentropic efficiency
Compressor efficiency
Euler

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