Question

A steel bar can be magnetised permanently by rubbing a bar magnet
a) along its length
b) at its ends
c) at its centre
d) none of these


plz answer ​

Answer 1

Answer:

d.None of the above..

Explanation:

A MAGNET NEVER BE PERMENTLY DESTROYRED.......

SELECT TO BRAINLIST ANSWER....

Answer 2

Answer:

None of the above is the answer

Explanation:

Magnets never destroyed permanently

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