Aircraft Structure, Systems and Powerplants

Knowledge check · Mixture, Oil and Fuel

5 questions. Immediate explanations and citations (self-check).

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Mixture control and leaning · Topic mastery: Not started

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Why must a pilot lean the mixture as the airplane climbs to higher altitude?

Because the air becomes less dense and the mixture becomes too rich
Because the air becomes more dense and the mixture becomes too lean
To increase fuel flow and cool the engine
To disable one of the magnetos