Four long straight wires, each with current I overlap to form a square with side 2r. (a)
Question:
(a) Find the magnetic field at the center of the square.
(b) Compare your answer with the magnetic field at the center of a circular loop of radius r carrying current.
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Related Book For
Physics
ISBN: 978-0077339685
2nd edition
Authors: Alan Giambattista, Betty Richardson, Robert Richardson
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