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A ball A is thrown up vertically with a ...

A ball `A` is thrown up vertically with a speed `u` and at the same instant another ball `B` is released from a height `h`. At time `t`, the speed `A` relative to `B` is

A

u

B

`u-2gt`

C

`sqrt(u^(2)-2gh)`

D

`u-gt`

Text Solution

Verified by Experts

`a_("rel")=0 U_("rel")-cosnt=U`
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