Dimensional formula of magnetic field in terms of mass M, length L

Dimensional formula of magnetic field in terms of mass M, length L, time T and Charge Q is

Options

(a) MT²Q
(b) MT²Q⁻¹
(c) MT⁻¹Q⁻¹
(d) MT⁻³Q⁻¹

Correct Answer:

MT⁻¹Q⁻¹

Explanation:

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