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  5. Work, Force, Energy and Simple Machines

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

  • question_answer
    Which type of simple machine would the bottom of the light bulb be?

    A) Wedge            

    B)          Inclined pane 

    C) Lever        

    D)          Screw

    Correct Answer: C

    Solution :

        At the bottom of the bulb, there is spiral shaped design, which is similar to a screw. We screw the bulb into the holder.


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