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A long straight wire carries a current o...

A long straight wire carries a current of `pi amp`. The magnetic field due to it will be `5xx10^(-5)"weber"//m^(2)` at what distance from the wire [`mu_(0)=` permeability of air]

A

`10^(4)mu_(0)` metre

B

`(10^(4))/(mu_(0))` metre

C

`10^(6)mu_(0)` metre

D

`(10^(6))/(mu_(0))` metre

Text Solution

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The correct Answer is:
A
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