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Compressors, Gas Turbines and Jet Engines

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

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

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Compressors, Gas Turbines and Jet Engines
A machine used to raise the pressure of air is called

I.C engine
Compressor
Gas turbine
Air motor

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Compressors, Gas Turbines and Jet Engines
The pressure and temperature conditions of air at the suction of compressor are

Slightly more than atmospheric
Pressure slightly less than atmospheric and temperature slightly more than atmospheric
Slightly less than atmospheric
Atmospheric

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Compressors, Gas Turbines and Jet Engines
Out of the following, from where you will prefer to take intake for air compressor

From outside atmosphere at 1°C
From an air conditioned room maintained at 20°C
From a side where cooling tower is located nearby
From coal yard side

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Compressors, Gas Turbines and Jet Engines
A turboprop is preferred to turbojet because

It can fly at high elevations
It has high power for take off
It can fly at supersonic speeds
It has high propulsive efficiency at high speeds

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Compressors, Gas Turbines and Jet Engines
Ram compression in turbojet involves

Increasing speed of incoming air
Compression of inlet air
Lost work
Reduction of speed of incoming air and conversion of part of it into pressure energy

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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