Physics-
General
Easy

Question

The figure shows a unifrom conducting structure which carries current i with each small square has side a The structure is kept in a uniform magnetic field B Then the magnetic force on the structure will be

  1. 2 square root of 2 i B a    
  2. square root of 2 i B a    
  3. 2 iBa    
  4. iBa    

The correct answer is: 2 square root of 2 i B a

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