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NEET Sample Paper NEET Sample Test Paper-43

  • question_answer
    A charged particle +Q is placed at point of suspension of a simple pendulum. Another charge -Q is place on bob of pendulum. What will be effect on frequency of oscillation -

    A) Increases           

    B) Decreases

    C) Remains unchanged       

    D) None of these

    Correct Answer: C

    Solution :

    Line of action of torque of electrostatic force always passes from axis of rotation.        So \[\tau =0\]


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