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Two drops , of the same radius , are fal...

Two drops , of the same radius , are falling through air with a steady velocity of `5 cm s^(-1)` . If the two drops coalesce , the terminal velocity would is

A

`5xx(4)^(1//3) cm//s`

B

`5sqrt(2) cm//s`

C

`5/sqrt(2) cm//s`

D

`5xx2 cm//s`

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