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FAA Knowledge Test

Question:
What effect does high density altitude, as compared to low density altitude, have on propeller efficiency and why?
Answer:
Efficiency is reduced because the propeller exerts less force at high density altitudes than at low density altitudes.
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Last update by Kylee on 02/17/2014
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FAA Knowledge Test
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Question: What effect does high density altitude, as compared to low density altitude, have on propeller efficiency and why?
Answer: Efficiency is reduced because the propeller exerts less force at high density altitudes than at low density altitudes.