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a transmission wire carries a current of 500a .the magnetic field at a point on the rod is 0.5uT.find the distance from point to the wire?

a transmission wire carries a current of 500a .the magnetic field at a point on the rod is 0.5uT.find the distance from point to the wire?

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1 Answers

Dastagir Hassain
33 Points
10 years ago

THIS VERY SIMPLE MY FRIEND....

U KNOW THAT B=(uo i)/(2 pi r)

if u substitute it the ansewer willbe r=20meters....

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