Question

A magnet can be compeltely demagnetised by answer​

Answer 1

Explanation:

a megnet can be completely demegnatised by hammering it .

Answer 2

Answer:

When you rub a piece of iron along a magnet, the north-seeking poles of the atoms in the iron line up in the same direction. The force generated by the aligned atoms creates a magnetic field. The piece of iron has become a magnet. Some substances can be magnetized by an electric current.

Explanation:

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