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If a space man is rotated at the end of ...

If a space man is rotated at the end of a long beam of length 5 m and the acceleration of 9 g, then the number of revolution performed will be

A

`3/sqrt (2) (pie) rps

B

`3(pie) / sqrt(2) rps`

C

`root (2) (5) /3 rps`

D

`sqrt(3) / 3(pie) rps`

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