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Posted by on Wednesday, June 23, 2010 at 10:21pm.

An elevator weighting 2500 N ascends at a constant speed of 8 m/s. How much power must the motor supply to do this?

  • physics - , Thursday, June 24, 2010 at 4:02am

    Since there is zero acceleration, the motor-applied force only needs to balance the weight, which is Mg = 2500 N.

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