The dimensions of ( )^ -1 , where is permittivity and is permeability of a medium, are:
Physics · Class 12 · CBSE — Electromagnetic Waves
The dimensions of \((\mu \varepsilon)^{-1}\) , where \(\varepsilon\) is permittivity and \(\mu\) is permeability of a medium, are:
- \(\left[{M}^{0} {~L}^{1} {~T}^{-1}\right]\)
- \(\left[{M}^{0} {~L}^{2} {~T}^{-2}\right]\)
- \(\left[{M}^{1} {~L}^{2} {~T}^{-2}\right]\)
- \(\left[{M}^{1} {~L}^{-1} {~T}^{1}\right]\)
Answer
(B) [ M ^ 0 ~L ^ 2 ~T ^ -2 ]
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