We demagnetize a bar magnet and look at vintage tape and CRT (TV tube) demagnetizes as well how demagnetizing using AC magnetic fields actually works.
Негізгі бет Ғылым және технология Demagnetizing magnets and other things
We demagnetize a bar magnet and look at vintage tape and CRT (TV tube) demagnetizes as well how demagnetizing using AC magnetic fields actually works.
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