USCG USCG GENNAV
Set 6 • Question #151 of 246
Launch Interactive Practice Room The recording fathometer produces a graphic record of the __________.
A
bottom contour only up to depths of 100 fathoms
B
depth underneath the keel against a time base
✓ Correct Answer
C
contour of the bottom against a distance base
D
depth of water against a distance base
USCG NMC Regulatory Explanation
In USCG General Navigation principles (Bowditch, Light Lists, and Coast Pilots), regarding 'The recording fathometer produces a graphic record of the', the verified fact is: 'depth underneath the keel against a time base'.
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