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At time t=0, particle A is at (1m,2m) an...

At time `t=0`, particle `A` is at `(1m,2m)` and `B` is at `(5m,5m)`. Velocity of `B` is `(2hati+4hatj)m//s` Velocity of particle `A` is `sqrt(2)v)` at `45^(@)` with `x`-axis. A collides with `B` .
Time when `A` will collide with `B` is …….second.

A

`0.5s`

B

`1.5s`

C

`4s`

D

`3s`

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The correct Answer is:
A
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