Magnetism Question 197

Question: If a piece of metal was thought to be magnet, which one of the following observations would offer conclusive evidence

[KCET 1994]

Options:

A) It attracts a known magnet

B) It repels a known magnet

C) Neither (a) nor (b)

D) It attracts a steel screw driver

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Answer:

Correct Answer: B

Solution:

Repulsion is the sure test of magnetism.