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In the pully system shown, if radii of t...

In the pully system shown, if radii of the bigger and smaller pulley are 2m and 1m respectively and the acceleration of block A is `5 m//s^(2)` in the downward direction, then the acceleration of block B will be

A

`0m//s^(2)`

B

`5m//s^(2)`

C

`10m//s^(2)`

D

`5/2m//s^(2)`

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The correct Answer is:
D
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