1.

The dimensional formula of mu_(0) in_(0) is ……..

Answer»

`M^(0)L^(-2)T^(2)`
`M^(0)L^(2)T^(-2)`
`M^(0)L^(1)T^(-1)`
`M^(0)L^(-1)T^(1)`

Solution :`mu_(0)in_(0)=(1)/(C^(2))`, Where C = SPEED of LIGHT
`therefore [mu_(0)in_(0)]=[C^(-2)]`
`= [M^(0)L^(1)T^(-1)]^(-2)=M^(0)L^(-2)T^(2)`


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