1.

mu_(0) and epsilon_(0) denote the permeability and permittivity of free space, the dimensions of mu_(0) epsilon_(0)are

Answer»

`[LT^(-1)]`
`[L^(-2)T^(-2)]`
`[M^(-1)L^(-3)T^(-2)]`
`M^(-1)L^(-3)A^(2)]`

Solution :The speed of light in vaccum is given by
`C= (1)/(SQRT(mu_(0)epsilon_(0))` or `mu_(0)epsilon_(0)= (1)/(c^(2)) :. [mu_(0)epsilon_(0)] = (1)/([LT^(-1)]^(2))= [L^(-2)T^(2)]`


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