USCG USCG GENNAV
Set 8 • Question #212 of 246
Launch Interactive Practice Room 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 __________.
A
20°
B
30°
✓ Correct Answer
C
40°
D
60°
USCG NMC Regulatory Explanation
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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