Question

what happen when we heat a magnet on flame
a . it gains magnetic force
b . its poles are interchanged
c . it loses its magnetism
d. Nothings happen
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Answer 1

Answer:

When heated above 176° Fahrenheit (80° Celsius), magnets will quickly lose their magnetic properties. The magnet will become permanently demagnetized if exposed to these temperatures for a certain length of time or heated at a significantly higher temperature (Curie temperature).