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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
Separators are generally used in air compressor installations

Before the inter-cooler
Before first stage suction
After the inter-cooler
Between the after-cooler and receiver

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

Same
Less
More
May be less or more depending upon speed

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Compressors, Gas Turbines and Jet Engines
Gas turbines use following type of air compressor

Axial flow type
Reciprocating type
Centrifugal type
Lobe type

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Compressors, Gas Turbines and Jet Engines
Standard air is the air at

0°C and standard atmospheric conditions
20°C and 1 kg/cm² and relative humidity 36%
15°C and 1 kg/cm²
Atmospheric conditions at any specific location

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Compressors, Gas Turbines and Jet Engines
In a jet propulsion unit, the products of combustion after passing through the gas turbine are discharged into

Atmosphere
Vacuum
Back to the compressor
Discharge nozzle

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Compressors, Gas Turbines and Jet Engines
The thrust of a jet propulsion power unit can be increased by

Injecting ammonia into the combustion chamber
Burning fuel after gas turbine
All of these
Injecting water into the compressor

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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