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JEE Main & Advanced Physics Rotational Motion Question Bank Self Evaluation Test - System of Particles Rotational Motion

  • question_answer
    A circular disc of radius R is removed from a bigger circular disc of radius 2R such that the circumferences of the discs coincide. The centre of mass of the new disc is a / R form the centre of the bigger disc. The value of a is

    A) 1/4

    B) 1/3  

    C) 1/2 

    D) 1/6

    Correct Answer: B

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