Question

A long straight wire carrying current of 50 A is fixed horizontally. A second wire of mass 10+ kg per meter length is placed parallel and directly above the first wire at a separation of 5 mm.What is the current through the second wire such that the magnetic repulsion can balance its
weight?
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please answer this question.....
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Answer 1

Please refer the attachment....

hope it helped ☹️

Answer 2

This may work,,,,,,,,,,,,,,