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A boat crossing a river moves with a vel...

A boat crossing a river moves with a velocity v relative to still water. The river is flowing with a velocity v/2 with respect to the bank. The angle with respect to the flow direction with which the boat should move to minimize the drift is–

A

`30^(@)`

B

`60^(@)`

C

`150^(@)`

D

`120^(@)`

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The correct Answer is:
D
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