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If n is the rigidity modulus, r is the radius , $ℓ$ ,is the length and C is the moment of the couple, then $\frac{π n r^{4}}{2 ℓ C}$ has the dimensions of

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Correct option is A

πnr42ℓc=ML−1T−2L42LML2T−2=M0L0T0

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If n is the rigidity modulus, r is the radius , ℓ ,is the length and C is the moment of the couple, then πnr42ℓC has the dimensions of

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Ready to Test Your Skills?

free study material

If n is the rigidity modulus, r is the radius , $ℓ$ ,is the length and C is the moment of the couple, then $\frac{π n r^{4}}{2 ℓ C}$ has the dimensions of