Q. The dimension $[MLT^{-2}A^{-2}]$ belong to the :
A) electric permittivity
B) magnetic flux
C) self inductance
D) magnetic permeability
Explanation
[Solution] From $F = \frac{\mu_0 I_1 I_2 l}{2\pi d}$, $[\mu_0] = [F]/[A^2] = [MLT^{-2}A^{-2}]$, the dimension of magnetic permeability. Answer (4).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.