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  5. Work, Force, Energy and Simple Machines

5th Class Science Work, Force, Energy and Simple Machines Question Bank Force Work and Energy

  • question_answer
     
    The diagram above shows three pulley systems. In each system, an effort is applied to lift the same load. The distance moved by the effort is greater than that moved by the load in _________. 
       

    A) P only                         

    B) P and Q          

    C) P and R           

    D) Q and R

    Correct Answer: D

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