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Grade 11IIT JEE Entrance Exam

If a diamagnetic substance is brought near north or south pole of a bar magnet, it is

(a)Attracted by the poles

(b)Repelled by the poles

(c)Repelled by north pole and attracted by the south pole

(d) Attracted by the north pole and repelled by the south pole

Profile image of Simran Bhatia
12 Years agoGrade 11
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1 Answer

Profile image of Aditi Chauhan
12 Years ago

(b)

Diamagnetic substances do not have any unpaired electron. And they magnetised in direction opposite to that of magnetic field. Hence, when they are brought to north or south pole of a bar magnet, they are repelled by poles.

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