Question
each step of a ladder increases one's vertical height 40.0cm. If a 90 kg painter climbs 8 steps of the ladder, what is the increase in potential energy?
Answers
Damon
m g h
8 * .4 = 3.2 meters up
90 * 9.81 * 3.2 Joules
8 * .4 = 3.2 meters up
90 * 9.81 * 3.2 Joules
jay
2,822.4