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a 715 N person walks up three flights of stairs, covering a total vertical distance of 10.5 m. (a) If, as is typical, only 20%...Asked by Student B
A 735 N person walks up three flights of stairs, covering a total vertical distance of 10.0 m. If, as is typical, only 20.0% of the caloric (food) energy is converted to work by the muscles, how many joules and food calories of energy did the person use? (One food calorie 4186 J.)
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Answered by
drwls
Five times the energy needed to climb the stairs. That would be 5 x 735 x 10 Joules.
Convert that to food calories using the conversion factor provided.
Convert that to food calories using the conversion factor provided.