Abstract
There are two types of magnets; permanent magnets which are made commercially from magnetically ‘hard’ material and temporary magnets which are made from magnetically ‘soft’ material.
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© 1981 Thorn Television Rentals Limited
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Thorn Television Rentals Limited. (1981). Magnetism. In: VHS Recording Principles. Palgrave, London. https://doi.org/10.1007/978-1-349-07085-5_1
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DOI: https://doi.org/10.1007/978-1-349-07085-5_1
Publisher Name: Palgrave, London
Print ISBN: 978-0-333-36423-9
Online ISBN: 978-1-349-07085-5
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