MCAT Question of the Day
    •

    Q:

    		 A door knob requires 0.2 Nm to turn. If a child is only able to apply a 2kg mass onto the handle, what is the minimum distance from the center of the knob that the child must hold it in order to turn?

    		 

    A

    		 10 cm

    B

    		 100 cm

    C

    		 1 cm

    D

    		 0.1 cm



    Forces | Quantitative Skills |
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