The dimensions of (1)/(2) in(0) E^(2), w...

The dimensions of `(1)/(2) in_(0) E^(2)`, where `in_0` is permittivity of free space and E is electric field, is :-

A

`MLT^(1)`

B

`ML^2T^(-2)`

C

`ML^(-1)T^(-2)`

D

`ML^(2)T^(-1)`

Verified by Experts

The correct Answer is:

C

Energy density `=1/2 epsilon_(0)E^2 = ("Energy")/("Volume")`
`([ML^2T^(-2)])/([L^3])=[ML^(-1)T^(-2)]`

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