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A two particles P and Q are separated by...

A two particles P and Q are separated by distance d apart. P and Q move with velocity v and u making an angle `60^@` and `theta` with line PQ the graph between their relative separation (8) when time t is shown in figure (2). The velocity v in terms of u

A

`sqrt(3) u`

B

`u/(sqrt3)`

C

`u`

D

`u/(sqrt(2))`

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The correct Answer is:
B
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