Electromagnetic Induction

Changing magnetic fields make electricity: Faraday’s law, Lenz’s law, generators, eddy-current braking, magnetic levitation, and the aurora painted by the solar wind.

6 concepts3 free

0/6 done

16.1

Faraday's Law

Move magnet through coil

Free

16.2

Lenz's Law

Drop magnet through copper tube

Free

16.3

Dynamos & Generators

Spin generator, see AC output

Pro

16.4

Eddy Currents

Pendulum between magnets

Pro

16.5

Magnetic Levitation

Levitate magnet — Meissner effect

Pro

16.6

Aurora Borealis

Solar particles → Earth’s field → aurora

Free