The magnitude of the magnetic field 30 cm from a long, thin, straight wire is 8.3 µT. What is the current (in A) through the long wire? A
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A: a = 20 cm = 0.2 m b = 40 cm = 0.4 m Current (I) = 3.183 A
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A: option (c) is correct.
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A: Solution:-
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