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Rain is falling vertically with a speed ...

Rain is falling vertically with a speed of `20ms^(-1)`., A person is running in the rain with a velocity of `5 ms^(-1)` and a wind is also blowing with a speed of `15 ms^(-1)` (both from the west) The angle with the vertical at which the person should hold his umbrella so that he may not get drenched is:

A

`tan^(-1)(1/2)`

B

`tan^(-1)(1/3)`

C

`tan^(-1)(1/4)`

D

`tan^(-1)(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
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