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Commercial Pilot Licence (CPAER) – Canada · Question

What is the primary operational difference between a turbojet and a turboprop engine?

Turboprop engines generate most of their thrust by turning a propeller, which accelerates a large mass of air. Turbojets, on the other hand, produce thrust by e

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Question: What is the primary operational difference between a turbojet and a turboprop engine?

Answer options:

  • Turbojets are limited to lower altitudes ✅ Turboprops generate thrust primarily by accelerating a large mass of air with a propeller
  • Turbojets are more fuel-efficient at lower speeds
  • Turboprops require a higher grade of fuel

Correct answer: Turboprops generate thrust primarily by accelerating a large mass of air with a propeller

Explanation: Turboprop engines generate most of their thrust by turning a propeller, which accelerates a large mass of air. Turbojets, on the other hand, produce thrust by expelling a small mass of air at very high velocity from the exhaust nozzle.

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