A straight wire of finite length carryin...

A straight wire of finite length carrying current I subtends an angle of `60^(@)` at point P as shown. The magnetic field at P is

`(mu_(0)I)/(2sqrt(3)pix)`

`(mu_(0)I)/(2pix)`

`(sqrt(3)mu_(0)I)/(2pix)`

`(mu_(0)I)/(3sqrt(3)pix)`

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