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Two bodies of mass 10kg and 5kg moving i...

Two bodies of mass `10kg` and `5kg` moving in concentric orbits of radii `R` and `r` such that their periods are the same. Then the ratio between their centipetal acceleration is

A

R/r

B

r/R

C

`R^(2)//r^(2)`

D

`r^(2)//R^(2)`

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The correct Answer is:
A
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