Aircraft Propulsion Systems Engine Practice Questions
The free Aircraft Propulsion Systems questions that deal with engine, with answers and explanations. The full bank and the timed practice test cover every topic the exam asks about.
Question #3
What component of a gas turbine engine generates thrust?
Correct answer: C
Explanation
The nozzle accelerates exhaust gases to produce thrust.
Question #4
In a turbofan engine, what is the role of the bypass air?
Correct answer: A
Explanation
Bypass air helps improve the efficiency of the engine.
Question #5
What is the purpose of the afterburner in a jet engine?
Correct answer: D
Explanation
Afterburners inject additional fuel into the exhaust stream to increase thrust.
Question #6
What is the main advantage of a turbofan engine over a turbojet?
Correct answer: C
Explanation
Turbofans are quieter due to the bypass air.
Question #9
What is the function of the fuel control unit in a jet engine?
Correct answer: D
Explanation
It regulates the amount of fuel delivered to the engine.
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