CTET 2 Math and Science 22 Dec 2021 Paper
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Question : 76 of 150
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A teacher asks students to suggest a method to demagnetise a magnet. Some responses are:
A) "dropping a magnet on floor several times"
B) "breaking the magnet into 2 halves"
C) "heating the magnet"
D) "throwing the magnet in water"
E) "by hammering it"
Which of the following are correct?
A) "dropping a magnet on floor several times"
B) "breaking the magnet into 2 halves"
C) "heating the magnet"
D) "throwing the magnet in water"
E) "by hammering it"
Which of the following are correct?
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