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A very long cylindrical wire is carrying...

A very long cylindrical wire is carrying a current `I_(0)` distriuted uniformly over its cross-section area. O is the centre of the cross-section of the wire and the direction of current in into the plane of the figure. The value `int_(A)^(B) vec(B).vec(dl)` along the path AB (from A to B ) is

A

`mu_(0)I_(0)`

B

`-(mu_0I_0)/6`

C

`(mu_0I_0)/6`

D

`(mu_0I_0)/3`

Text Solution

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The correct Answer is:
B
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