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In an electromagnetic wave, the average ...

In an electromagnetic wave, the average energy density associated with magnetic field is:

A

`1/2LI^2`

B

`B^2/(2mu_0)`

C

`1/2mu_0B^2`

D

`1/2 mu_0/B^2`

Text Solution

Verified by Experts

The correct Answer is:
B
`U_B=B^2/(2mu_0)`
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