Deck : General Navigation - 1981/2138 |
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A rotary current sets through all directions of the compass. The time it takes to complete one of these cycles, in a locale off the East coast of the US, is approximately __________. |
A) 2 1/2 hours |
B) 3 1/2 hours |
C) 6 1/4 hours |
D) 12 1/2 hours |
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