General Navigation USCG Q#1944 (Set 61)

Which statement(s) concerning the effect of Coriolis force on ocean currents is(are) correct?

Official USCG Answer & Rule Citation

Correct Answer: Option B — The Coriolis force is more effective in deep water.

Coriolis force magnitude is proportional to velocity and increases with latitude, but its relative effectiveness on ocean currents is pronounced in deep water where frictional resistance from the seabed is absent, allowing unhindered Ekman transport deflection.

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