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22-02-2024
Physics

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A 5.0 kilogram object is dropped from a height of 3.0 meters and hits the ground with a speed of 4.5 meters per second. determine the amount of work done by friction as the object falls to the ground.
A) -88.2 J
B) -73.5 J
C) -61.8 J
D) -52.5 J

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