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Remote Pilot (Part 107) practice question 27
According to 14 CFR part 107, what is required to operate a small UA within 30 minutes after official sunset?
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Correct answer: A. Use of anti-collision lights.
During civil twilight (30 minutes before sunrise or after sunset) the small UA needs lighted anti-collision lighting visible for at least 3 statute miles.
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Question 27 from the FAA document Unmanned Aircraft General (UAG) Sample Questions (U.S. Government work, public domain) · ACS/LSC code UA.I.B.K9. The FAA does not publish an answer key; the answer and explanation are ours, with references. Verify against the current regulations and handbooks.