Question

Permanent magnets
1อ
A
ratains its
its
Temporary magnas
magnet which
magnet which retain
magnetism for
magnetison for a long only a short interval
-period of time.
of time
Steel, Cobalt steel 2 An electromagneti
and Alnico are a coil of
wire wound
ersed for making
soft iron core
beg menent
magnet.
meaning in hindi​

Answer 1

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