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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
    Which two simple machines does this device use to make work easier?

    A)  An inclined plane and a pulley

    B)                         A wheel and axle and a wedge

    C)                         Gears and a lever

    D)                         A wheel and axle and a lever

    Correct Answer: D

    Solution :

    The device is a wheel barrow in which a wheel, an axle and a lever are used.


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