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JEE Main & Advanced JEE Main Paper (Held On 11 April 2014)

  • question_answer
    Three identical bars A, B and C are made of different magnetic materials. When kept in a uniform magnetic field, the field lines around them look as follows: Make the correspondence of these bars with their material being diamagnetic (D), ferromagnetic (F) and paramagnetic (P):   [JEE Main Online Paper ( Held On 11 Apirl  2014 )

    A) \[A\leftrightarrow D,B\leftrightarrow P,C\leftrightarrow F\]

    B) \[A\leftrightarrow F,B\leftrightarrow D,C\leftrightarrow P\]

    C) \[A\leftrightarrow P,B\leftrightarrow F,C\leftrightarrow D\]

    D) \[A\leftrightarrow F,B\leftrightarrow P,C\leftrightarrow D\]

    Correct Answer: B

    Solution :

    Diamagnetic materials are repelled in an external magnetic field. Bar B represents diamagnetic materials.


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