${\mu _0}$ and ${\varepsilon _0}$ denote the permeability and permittivity of free space, the dimensions of ${\mu _0}{\varepsilon _0}$ are
  • A$L{T^{ - 1}}$
  • B${L^{ - 2}}{T^2}$
  • C${M^{ - 1}}{L^{ - 3}}{Q^2}{T^2}$
  • D${M^{ - 1}}{L^{ - 3}}{I^2}{T^2}$
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