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What is the SI unit of permeability...

What is the SI unit of permeability

A

`3xx10^(-2)` j/T

B

`2xx10^(-2)` J/T

C

`1.5 xx10^(-2)` J/T

D

`1xx10^(-2)` J/T

Text Solution

Verified by Experts

The correct Answer is:
B
`dB =(mu_(0))/(4pi)(2pil)/(r )=(mu_(0)I)/(2r)`
`therefore mu_(0) =(2rdB)/(I)`
weber / m / ampere
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