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You throw a doughnut with a mass of 0.10 kg straight up from the ground and...

You throw a doughnut with a mass of 0.10 kg straight up from the ground and it reaches a maximum height of 20.0 m. How much kinetic energy does the doughnut have when it is 15.0 m above the ground? (assume no air resistance)

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Answer #1

So au highest Point (6-1。)(5.8)(20) 13.6丁 = 15-6 J (001。)(9.8)(15) +KE : E19 6-14 7

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