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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
For maximum work, the reheating should be done to an intermediate pressure of (Where p₁ = Maximum pressure, and p₂ = Minimum pressure)

(p₁ - p₂)/2
p₁/p₂
(p₁ + p₂)/2
p₁ p₂

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Compressors, Gas Turbines and Jet Engines
A compressor at high altitudes will require ___ power.

None of the listed here
Less
Same
More

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Compressors, Gas Turbines and Jet Engines
A simple turbojet engine is basically

Gas turbine engine equipped with a propulsive nozzle and diffuse
A propeller system
Chemical rocket engine
Ramjet engine

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Compressors, Gas Turbines and Jet Engines
The fuel consumption in gas turbines is accounted for by

Higher heating value
Higher calorific value
Heating value
Lower heating value

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Compressors, Gas Turbines and Jet Engines
Isothermal compression efficiency can be attained by running the compressor

At average speed
At zero speed
At very high speed
At very slow speed

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

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

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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