Question

From the dimensional consideration, which of the following equation is correct

• A.
• B.
• C.
• D.

Answer 1

The correct option is A

By substituting the dimension in T = 2$\pi \sqrt{\frac{R^3}{GM}}$
we get $\sqrt{\frac{L^3}{M^{-1}{L}^3{T}^{-2}\times M}}$ =T