USCG USCG NAV
Set 4 • Question #97 of 247
Launch Interactive Practice Room Your engines are turning for 8.2 mph. You estimate the current at 1.5 mph. What is your speed over the ground?
A
9.7 mph
✓ Correct Answer
B
8.8 mph
C
8.2 mph
D
6.7 mph
USCG NMC Regulatory Explanation
Speed Over Ground (Speed Made Good) is determined by vector calculation combining vessel speed through the water with the current set and drift, resulting in: 9.7 mph.
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