1.

What are the dimensions of mu_(0)epsilon_(0)? Here mu_(0)= magnetic permeability in vacuum, epsilon_(0)= electric permittivity in vacuum

Answer»

`[ML^(-2)T^(-2)]`
`[L^(-2)T^(-2)]`
`[L^(-2)T^(2)]`
None of these

Solution :(c) As we know the SPEED of LIGHT `c=1/(SQRT(mu_(0)epsilon_(0))`
or `c^(2)=1/(mu_(0)epsilon_(0)) :. mu_(0)epsilon_(0)=1/(c^(2))=1/([LT^(-1)]^(2))=[L^(-2)T^(2)]`


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