A ski tow operates on a 15.0° slope of length 300 m. The rope moves at 12.0 km/h and provides power for 50 riders at one time, with an average mass per rider of 70.0 kg. Estimate the power required to operate the tow.
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A ski tow operates on a 15.0° slope of length 300 m. The rope
moves at 12.0 km/h and provides power for 50 riders at one time, with
an average mass per rider of 70.0 kg. Estimate the power required to
operate the tow.
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- 1) A child pulls on a wagon with a force of 75 N. If the wagon moves a total of 42 m in 3.1 minutes, what is the average power delivered by the child?What average mechanical power (in W) must a 60.0 kg mountain climber generate to climb to the summit of a hill of height 365 m in 49.0 min? Note: Due to inefficiencies in converting chemical energy to mechanical energy, the amount calculated here is only a fraction of the power that must be produced by the climber's body. HINTWhat average mechanical power (W) must a 76.5kg mountain climber generate to climb to the summit of a hill of height 405 m in 46.0 min? Due to in converting chemical energy to mechanical energy, the amount calculated here is only a fraction of the power that must be produced by the climber's body
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