Question

horizontal overhead powerline is at height of 4m from
the ground and carries a current of 100A from east to west.
The magnetic field directly below it on the ground is
(μ0 = 4π × 10⁻⁷ Tm A⁻¹)
(a) 2.5×10⁻⁷ T southward (b) 5 × 10⁻⁶ T northward
(c) 5 × 10⁻⁶ T southward (d) 2.5 × 10⁻⁷ T northward

Answer 1

Answer:

A is the right answer.

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Answer 2

Answer:

A) option is correct

Explanation:

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