Which of the following ways will NOT cause a magnet to lose its magnet – McqOptions

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1.	Which of the following ways will NOT cause a magnet to lose its magnetism?
A.	Heating it strongly over a flame
B.	Dropping it on the floor repeatedly
C.	Coating it with a layer of oil
D.	Hitting it with a hammer repeatedly
Answer» D. Hitting it with a hammer repeatedly

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