Question

Which of the following is a sure test for magnetism?

a. Repulsion b. Attraction

c. Both d. None of these​

Answer 1

Answer:

Both is the right answer.

Explanation:

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Answer 2

Repulsion

Explanation :

This is because , Repulsion takes place only between two likes poles of a magnet whereas attraction takes place between two unlike poles of a magnet and also between a magnet and a magnetic material . So by attraction it cannot be surely identified the substance is a magnet or not . So , repulsion is the sure test of magnetism .