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Exercise 7.AF.3 Calculate the mechanical energy and final speed of a 1.1 kg ball tossed at 17.3 m/s from the top of a 45.2 m high building. KE PE Vf m/s

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Total Mechanical energy is: TE- KE +PE mmgh --(1.1 kg)(17.3 m/s) -(1.1 kg)(9.8 m/s (45.2 m) 651.8 J According to conservation

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