a
passing of an electric current through a solenoid
b
repeated stroking of the specimen with a magnet
c
repeated stroking of the specimen in opposite directions with magnets
d
heating of the specimen
e
hammering of the specimen in the earth's magnetic field
Explanation
Correct Option
dNo explanation available
Video Explanation
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Discussions (8)
timiztoons
5 years ago
There are two answers in the options,both options DandE belongs to the process of demagnetizing
Dave333
4 years ago
Since, cobalt, iron, and nickel are magnetic materials, they are used to make magnets but ebonite is not a magnetic material which is why it can not be used to make magnets.
dice419
3 months ago
E says earth magnetic field ( N-S) . but hammering is east west . so D is the correct answer...
