12th Class Physics Magnetic Effects of Current / करंट का चुंबकीय प्रभाव Question Bank Assertion And Reason (MCQs) - Moving Charges and Magnetism

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    ASSERTION: When a magnetic dipole is placed in a non-uniform magnetic field, only a torque acts on the dipole.
    REASON: Force would act on dipole if magnetic field is uniform.

    A) If both assertion and reason are true and reason is the correct explanation of assertion.

    B) If both assertion and reason are true and reason is not the correct explanation of assertion.

    C) If assertion is true but reason is false.

    D) If both assertion and reason are false.

    E) If assertion is false but reason is true.

    Correct Answer: D

    Solution :

    In a non-uniform magnetic field, a torque and a net force both act on the dipole. if magnetic field is uniform, net force on dipole would be zero.


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