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UPSC Physics Work, Energy And Power / कार्य, ऊर्जा एवं शक्ति Question Bank Laws of Motion, Force, Work, Energy and Power, Centre of Mass

  • question_answer
          A book is kept on the surface of a table. If the gravitational pull of the earth on the book is the force of action, then the force of reaction is exerted by                               [NDA]

    A) the book on the table

    B) the book on the earth

    C) the table on the book

    D) the table on the earth

    Correct Answer: C

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