Question:
In the Arctic, a 20 A current flows in a 20 km length of
Last updated: 8/2/2022
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In the Arctic, a 20 A current flows in a 20 km length of wire from North to South within the Earth's vertically downward magnetic field, B, of 3 x 10^-5 Tesla. Compute the magnitude of the magnetic force acting on the wire. Sketch and show the direction of the force on the wire.