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1 November, 22:11

A horse does 910 J of work in 380 seconds while pulling a wagon. What is the power output of the horse? Round your answer to two significant figures. The power output of the horse is W.

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  1. 1 November, 23:01
    0
    Power = work/time

    = 910J / 380s = 2.39 J/s = 2.39 watts.

    That's 0.0032 Horsepower!
  2. 1 November, 23:16
    0
    2.39 Watts roughly since watts is joules per second it’s just 910j/380s
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