Physics 2135 (Engineering Physics II)

Lecture 15: Magnetic Forces on Currents, Magnetic Torque

Objectives:
  • Calculate the magnetic force on currents and current-carrying wires
  • Calculate the torque and magnetic moment for a current-carrying wire in a uniform magnetic field
  • Use your understanding of magnetic forces and magnetic fields to describe how electromagnetic devices operate
Lecture Notes: Videos:

Announcements Powerpoint
A brief review Video Powerpoint
Magnetic forces on currents: theory Video Powerpoint
Magnetic forces on currents: examples Video Powerpoint
Magnetic force and torque on a current loop Video Powerpoint
Magnetic dipole Video Powerpoint
Applications Video Powerpoint

Videos produced and narrated by Dr. Allan Pringle.