The magnet can be completely demagnetized by [KCET 1994] – McqOptions

MCQOPTIONS

1.	The magnet can be completely demagnetized by [KCET 1994]
A.	Breaking the magnet into small pieces
B.	Heating it slightly
C.	Droping it into ice cold water
D.	A reverse field of appropriate strength
Answer» E.

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