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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
In air breathing jet engine, the jet is formed by expanding

Liquid
Highly heated atmospheric air
Plasma
Solids

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Compressors, Gas Turbines and Jet Engines
In the aircraft propellers

Propulsive matter is ejected from within the propelled body
All of these
The propulsive matter is caused to flow around the propelled body
Its functioning does not depend on presence of air

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Compressors, Gas Turbines and Jet Engines
The maximum propulsion efficiency of a turbojet is attained at around following speed

1050 km/hr
550 km/hr
1700 km/hr
2400 km/hr

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Compressors, Gas Turbines and Jet Engines
Pick up wrong statement. Surging phenomenon in centrifugal compressor depends on

Stagnation pressure at the outlet
Change in load
Pressure ratio
Mass flow rate

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Compressors, Gas Turbines and Jet Engines
Which of the following plants is smallest and lightest for generating a given amount of power?

Gas turbine plant
Solar plant
Diesel engine
Petrol engine

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Compressors, Gas Turbines and Jet Engines
1 m of air at atmospheric condition weighs approximately

2.2 kg
1.3 kg
1.0 kg
0.5 kg

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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