Unreasonable Results A surveyor 100 m from a long straight 200-kV DC power line suspects
Chapter 22, Problem 89(choose chapter or problem)
Unreasonable Results A surveyor 100 m from a long straight 200-kV DC power line suspects that its magnetic field may equal that of the Earth and affect compass readings. (a) Calculate the current in the wire needed to create a 5.00105 T field at this distance. (b) What is unreasonable about this result? (c) Which assumption or premise is responsible?
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