A 7.5-m long extension cord carries a current of 12 amps.The cord is made of two wires,carrying currents in opposite directions,separated by a distance of 4.9 mm.Find the force between those two wires.
A)0.0059 N
B)0.044 N
C)0.33 N
D)1.2 N
E)9.0 N

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The Answer of A 7.5-m long extension cord carries a current of 12 amps.The cord is made of two wires,carrying currents in opposite directions,separated by a distance of 4.9 mm.Find the force between those two wires.
A)0.0059 N
B)0.044 N
C)0.33 N
D)1.2 N
E)9.0 N

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