Electric currents produce magnetic fields
Intros
Lessons
- An electric current produces a magnetic field
- Magnetic force on a current-carrying wire placed in a magnetic field
Examples
Lessons
- A current-carrying conductor is placed in a uniform magnetic field as shown.
what is the direction of the magnetic force on this conductor?- Into the page
- Out of the page
- Towards the top the page
- Towards the bottom of the page
- A conductor is placed in a magnetic field as shown.
What are the magnitude and direction of the magnetic force acting on this conductor when it carries a 15A current? - Which of the following diagrams best illustrates the magnetic field produced by a current-carrying wire?
- Which of the following diagrams best shows the orientation of four compasses placed around a current-carrying wire?