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Arun suspended a bar magnet on a string ...

Arun suspended a bar magnet on a string as shown in the diagram. He brought 3 bar-shaped objects P, Q and R towards the bar magnet. He placed the ends (X and Y of each object, near the north pole of the bar magnet and recorded his observations in the table as given here.

Which of the object(s) is/are the magnet?

A

P only

B

Q only

C

P and Q only

D

P and R only

Text Solution

Verified by Experts

The correct Answer is:
C
For object P: X is North pole.
Y is South pole.
For object Q : X is South pole.
Y is North pole.
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Knowledge Check

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

    A
    repelled by the north pole and attracted by the south pole
    B
    attracted by the north pole and repelled by the south pole
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    attracted by both the poles
    D
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  • If a diamagnetic substance is brought near North or South pole of a bar magnet, it is

    A
    repelled by North pole and attracted by the South pole
    B
    repelled by the poles
    C
    attracted by the poles
    D
    attracted by the North pole and repelled by the South pole.

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

    A
    attracted by poles
    B
    repelled by poles
    C
    attracted by north pole and repelled
    D
    none of these

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