Because of the reflecting properties of a sextant, if the sextant altitude reads 60° on the limb, the actual arc of the limb from 0° to the 60° reading is __________.
Official USCG Answer & Rule Citation
Correct Answer: Option B — 30°
In USCG General Navigation principles (Bowditch, Light Lists, and Coast Pilots), regarding 'Because of the reflecting properties of a sextant, if the sextant altitude reads 60° on the limb, the actual arc of the limb from 0° to the 60° reading is', the verified fact is: '30°'.
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