The discussion centers around the search for free or open-source physics books, particularly those that provide in-depth coverage of magnets, magnetism, and magnetic forces. Participants share resources and links to various educational materials available online.
Participants generally agree on the availability of various online resources for physics materials, but there is no consensus on the specific types of materials or the copyright status of certain resources.
Some resources mentioned may have varying levels of accessibility or copyright restrictions, and participants have not clarified the specific educational level of the materials they are seeking.
Individuals looking for free educational resources in physics, particularly those interested in magnetism and related topics.
Simon Bridge said:MIT resources:
http://ocw.mit.edu/high-school/physics/electromagnetism/electromagnetic-induction/
... + other topics: have a play.
(A lot of colleges have been putting their course-notes online.)
The Feynman lectures are available in a torrent - though I don't think they will be out of copyright and I don't know the terms.
There's quite a few pdf's for gratis and even cc download within an easy google and they look very similar. Which level are you looking for?