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Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
A compressor at high altitude will draw

More/less power depending on other factors
Less power
More power
Same power

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Compressors, Gas Turbines and Jet Engines
For an irreversible gas turbine cycle, the efficiency and work ratio both depend on

Maximum cycle temperature alone
Pressure ratio alone
Minimum cycle temperature alone
Both pressure ratio and maximum cycle temperature

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Compressors, Gas Turbines and Jet Engines
For speed above 3000 km/hour, it is more advantageous to use

Propellers
Turbojet engine
Ramjet engine
Rockets

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Compressors, Gas Turbines and Jet Engines
The compression ratio for the compressor is always _________ unity.

Less than
Equal to
None of these
More than

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Compressors, Gas Turbines and Jet Engines
High air-fuel ratio is used in gas turbines

To save fuel
To increase the efficiency
To reduce the exit temperature
To increase the output

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Compressors, Gas Turbines and Jet Engines
Rotary compressors are used for delivering

Large quantities of air at high pressures
Large quantities of air at low pressures
Small quantities of air at low pressures
Small quantities of air at high pressures

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MORE MCQ ON Compressors, Gas Turbines and Jet Engines

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