Physics-
General
Easy

Question

A square loop ABCD, carrying a current i, is placed near and coplanar with a long straight conductor XY carrying a current I, the net force on the loop will be

  1. fraction numerator mu subscript 0 end subscript I i over denominator 3 pi end fraction    
  2. fraction numerator 2 mu subscript 0 end subscript I i over denominator 2 pi end fraction    
  3. fraction numerator 2 mu subscript 0 end subscript I i l over denominator 3 pi end fraction    
  4. fraction numerator mu subscript 0 end subscript I i l over denominator 2 pi end fraction    

The correct answer is: fraction numerator mu subscript 0 end subscript I i over denominator 3 pi end fraction

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