A long straight wire carries an electric current of 2A. The magnetic induction at a perpendicular distance of 5 m from the wire is (µ = 4 π x 10-7 Hm–1) 1) 4 x 10-8 T 2) 8 x 10-8 T 3) 12 x 10-8 T 4) 16 x 10-8 T
SOLUTION
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