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Physics, 08.07.2020 18:01 Tiffanyv1262

At a certain location, Earth's magnetic field of 45 µT is horizontal and directed due north. Suppose the net field is zero exactly 8.0 cm above a long, straight, horizontal wire that carries a constant current. What are (a) the magnitude of the current and (b) the angle between the current direction and due north?

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