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A particle is projected horizontally wit...

A particle is projected horizontally with speed `(20)/(sqrt(3))m//s`, from some height at t=0. At what time its velocity will make `60^(@)` angle with initial velocity ?

A

1 sec

B

2 sec

C

`1.5` sec

D

`2.5` sec

Text Solution

Verified by Experts

The correct Answer is:
B
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