USCG USCG GENNAV
Set 5 • Question #125 of 246
Launch Interactive Practice Room All echo-sounders can measure the __________
A
actual depth of water
B
actual depth of water below keel
✓ Correct Answer
C
average depth from waterline to hard bottom
D
average depth of water to soft bottom
USCG NMC Regulatory Explanation
In USCG General Navigation principles (Bowditch, Light Lists, and Coast Pilots), regarding 'All echo-sounders can measure the', the verified fact is: 'actual depth of water below keel'.
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