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Which of the follwing do not have the sa...

Which of the follwing do not have the same dimensions as the other three? Given that `l` = length, `m` = mass, `k` = force constant , `I` = momet of intertia, `B` = magnetic induction, `P_(m)` = magnetic dipole moment, `R` = radius, `g` = acceleration due to gravity

A

`sqrt(1//g)`

B

`sqrt(I//P_(m)B)`

C

`sqrt(k//m)`

D

`sqrt(R//g)`

Text Solution

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The correct Answer is:
C
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