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Two particles A and B separated by 10 m...

Two particles A and B separated by 10 m at time `t = 0` are moving uniformly. A is moving along line AB at a constant velocity of `4 m//s` and B is moving perpendicular to the velocity of A at a constant velocity of `5 m//s`. After what time the two particles will be nearest to each other?

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The correct Answer is:
`(40)/(41)s`
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