Physics 0625 · IGCSE · Simple phenomena of magnetism

Simple phenomena of magnetism — practice question

The diagram illustrates the magnetic field pattern produced by the current $I$ in a straight wire. Which row is correct?

  • Adirection of field: X; relative strength of field: greater at P than Q
  • Bdirection of field: Y; relative strength of field: greater at P than Q
  • Cdirection of field: X; relative strength of field: greater at Q than P
  • Ddirection of field: Y; relative strength of field: greater at Q than P

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