JEE Main & Advanced Sample Paper JEE Main Sample Paper-40

  • question_answer
    Statement-1: A paramagnetic sample display greater magnetisation (for the same magnetic field) when cooled.
    Statement-2: The magnetisation does not depend on temperature.

    A) Statement-1 is true, Statement-2 is true; Statement-2 is a correct explanation for Statement-1.

    B) Statement-1 is true, Statement-2 is true; Statement-2 is not a correct explanation for Statement-1.

    C) Statement-1 is true, Statement-2 is false.

    D) Statement-1 is false, Statement-2 is true.

    Correct Answer: C

    Solution :

    A paramagnetic sample display greater magnetization when cooled, this is because at lower temperature, the tendency to disrupt the alignment of dipoles (due to magnetizing field) decreases on account of reduced random thermal motion.


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