(I) A 240-m length of wire stretches between two towers
Chapter 20, Problem 3P(choose chapter or problem)
Problem 3P
(I) A 240-m length of wire stretches between two towers and carries a 120-A current. Determine the magnitude of the force on the wire due to the Earth’s magnetic field of 5.0 X 10-5 which makes an angle of 68° with the wire.
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