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The stream of a river is flowing with a ...

The stream of a river is flowing with a speed of 2 km/hr. A swimmer can swim at speed of 4 km/hr. What should be the direction of the swimmer with respect to the flow of the river to cross the river straight ?

A

`90 ^ { \circ }`

B

`150 ^ { \circ }`

C

`120 ^ { \circ }`

D

`60 ^ { \circ }`

Text Solution

Verified by Experts

The correct Answer is:
C
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