Question: (a) Find the magnetic force per unit length on a long straight wire carrying 10.0 A of electric current in the positive x-direction in a

  • (a) Find the magnetic force per unit length on a long straight wire carrying 10.0 A of electric current in the positive x-direction in a uniform magnetic field of 1.8 T directed in the negative y-direction.  

  • (b) What happens to this force when the magnitude of the magnetic field is halved and the electric current in the wire doubles?

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