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16-12-2022
Physics

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figure q10.12 is the energy bar chart for a firefighter sliding down a fire pole from the second floor to the ground. let the system consist of the firefighter, the pole, and the earth.a) What is the bar height of Wext?
Express your answer as an integer.
b) What is the bar height of Kf?
Express your answer as an integer.
c) What is the bar height of UGf? (the answer is 0)

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