Question

The frequency of vibration of a string is given by f = $\frac{n}{2L}\sqrt{\frac{T}{m}}$ , where T is tension in the string, L is the length, n is number of harmonics. The dimensional formula for m is
(a) [M⁰LT]
(b) [M¹L⁻¹T⁻¹]
(c) [M¹L⁻¹T⁰]
(d) [M⁰LT⁻¹]

Answer 1

[M1L-1T-1]...............