1.

AB is a current-carrying conductor in the plane of the paper as shown in Figure. What are the directions of magnetic fields produced by it at points P and Q? Given r1 > r2, where will the strength of the magnetic field be larger?

Answer»
  • Into the plane of paper at P and out of it at Q.
  • The strength of the magnetic field is larger at the point located closer i.e. at Q


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