Question

10 A current is flowing through a wire AB. This wire is horizontally placed on a table. Another wire CD is just above the wire AB at 2 mm height. 6 A current is flowing through the wire CD. What should be the mass of the wire CD per unit length so that in free state it hangs at its place? Relative to the wire AB what would be the direction of electric current in CD ? (g = 10 m/s2)
Solution:
Force acting on unit length of wire due to AB

Answer 1

Answer:

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