Electric currents produce magnetic fields

?
Intros
Lessons
  1. An electric current produces a magnetic field
  2. Magnetic force on a current-carrying wire placed in a magnetic field
?
Examples
Lessons
  1. A current-carrying conductor is placed in a uniform magnetic field as shown.

    Electric Currents Produce Magnetic Fields


    what is the direction of the magnetic force on this conductor?
    1. Into the page
    2. Out of the page
    3. Towards the top the page
    4. Towards the bottom of the page
    1. A conductor is placed in a magnetic field as shown.

      Electric Currents Produce Magnetic Fields


      What are the magnitude and direction of the magnetic force acting on this conductor when it carries a 15A current?

      Electric Currents Produce Magnetic Fields
      1. Which of the following diagrams best illustrates the magnetic field produced by a current-carrying wire?

        Electric Currents Produce Magnetic Fields
        1. Which of the following diagrams best shows the orientation of four compasses placed around a current-carrying wire?

          Electric Currents Produce Magnetic Fields