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The motion of a body falling from rest i...

The motion of a body falling from rest in a medium is given by equation,`(dv)/(dt)=1-2v`. The velocity at any time t is

A

`(1-e^t)`

B

`(1-e^(-t))`

C

`1/2(1-e^t)`

D

`1/2(1-e^(-2t))`

Text Solution

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The correct Answer is:
D
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