The force on a current-carrying wire is zero when the wire is:

  1. at 45^circ to the field
  2. carrying a large current
  3. parallel to the magnetic field
  4. perpendicular to the field
Answer

C) parallel to the magnetic field

sin 0^circ = 0. SLO P-09-E-29 · Understanding

Physics MCQ · More Magnetism and Electromagnetic Induction MCQs · Practise