dolphine233 dolphine233
  • 03-04-2015
  • Mathematics
contestada

a woman lifts a 300 newton child a distance of 1.5 meters in 0.75 seconds. What is her power output in lifting the child?

Respuesta :

Rayallstar23
Rayallstar23 Rayallstar23
  • 03-04-2015
Power = Work done / time

Work done = Force * Distance
                 =  300 N *  1.5 m =  450 J

Power =  450 / 0.75 = 600 Watts.
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