Tuesday 30 April 2013

6.3 describe the properties of magnetically hard and soft materials

A magnetically hard material retains its magnetic properties for a long period of time/ permanently  They are hard to demagnetise.

A magnetically soft material looses its magnetic properties almost as soon as it leaves a magnetic field.
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2 comments:

  1. Unknown7 June 2016 at 13:20

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  2. Unknown1 November 2017 at 13:36

    A small spelling error - "A magnetically soft material looses its magnetic properties almost as soon as it leaves a magnetic field"
    looses -> loses

    Otherwise thanks for the lovely concise notes!

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