USCG Exam Practice · Course to steer to compensate for current
Which of the following correctly defines 'drift' as used in current navigation?
- AThe direction toward which the current is flowing
- BThe angular difference between the course steered and the intended track
- CThe speed of the current✓ correct
- DThe leeway caused by wind acting on the vessel's topsides
Why C is correct
Bowditch Ch. 23 §2302 states that drift is the speed of the current. Set is the direction; drift is the speed. Both must be known to solve the current vector triangle.
Cited:Bowditch Ch. 23 §2302
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