a wire is stretched between two poles and carries current of 50 A. The height of the wire along the ground is 10 M. find the magnetic field at a point on the ground vertically below the wire
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Explanation:
Current, I=50A
Distance, r=2.5 m
Magnetic field, B=
2πr
μ
o
I
B=4.0×10
−6
T
According to maxwell's right hand, the direction of field is upward
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