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

The motion of a body falling from rest in a resisting medium is described by the equation `(dv)//(dt)=a-bv` where a and b are constant . The velocity at any time `t` is given by

A

maxiriuun possible veiocity is `A//B m//s`

B

initial acceleration is `A m//s^(2)`

C

velocity at any time t is `v =A/B (1-e^(-Bt)`

D

Velocity at any time t is `v=A/B(1-e^(-At))`

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A, B, C
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