A long, straight wire carries a current of 7.5A .How far from this wire is the magnetic

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A long, straight wire carries a current of 7.5A .How far from this wire is the magnetic field it produces equal to the Earth's magnetic field, which is approximately 5.0 x 10-5 T?
r = _______ cm

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College Physics

ISBN: 978-0495113690

7th Edition

Authors: Raymond A. Serway, Jerry S. Faughn, Chris Vuille, Charles A. Bennett

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Question Posted: Dec 29, 2017 12:39 AM

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A long, straight wire carries a current of 7.5A .How far from this wire is the magnetic

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Given that A long straight wire carries a current of I 75 A Th...View the full answer

College Physics

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