A 5 kg object is dropped from the top of a 40 m tall building. What is its initial potential energy? What is its velocity the instant it hits the ground? What is its velocity after it has fallen 25 m?

asked May 8, 2021 235k views

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5 votes

Answer:

GPE = mgh = 5.00 kg .

 2.20 + 0.30 m = 122.5 J

Step-by-step explanation:

Motorhead answered May 12, 2021

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