Magnetic dipole

Concept — Current loop that behaves as a magnetic dipole.

Present in chapters

17

Linked atoms

10 linked atoms.

17 Il campo magnetico

• Torque and energy of a magnetic dipole
• Worked example — electric motor under load
• Worked example — rectangular loop in a uniform field
• Back-EMF and energy balance
• The commutator
• The electric motor
• Magnetic moment of a loop
• Torque on a square loop
• Motor and dynamo
• Which field gives maximum torque