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physics 11

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The loaded cab of an elevator has a mass of 3.0 multiplied by 103 kg and moves 161 m up the shaft in 23 s at constant speed. At what average rate does the force from the cable do work on the cab?

  • physics 11 - ,

    tension on cable=3*103*g
    work=tension*distance
    powerrate=work/time=tension*height/time

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