Question

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Answer 1

Answer:

Magnets are kept in magnetic keepers to avoid it's attraction to iron or cobalt present in the surrounding area and to prevent its demagnetisation as if it's pole kept in open for a long time demagnetises it.

Explanation:

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Answer 2

Answer:

Answer:because of the following reason

Answer:because of the following reasonExplanation:

Answer:because of the following reasonExplanation:bar magnet get demagnetised when the poles are left free for a long time.