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bravooyessenia
15.09.2021 •
Physics
How much potintial energy is in a closed system where the height of the object is 2 m, and the mass is 10 kg?
Hint: PE=mgh
A. 10 J
B. 196J
C. 20 J
D. 200J
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Ответ:
Answer: B. 196 J
• potential energy is calculated from the formula:
• m = 10 kg
• g = 9.81 m/s²
• h = 2m
→ Substitute:
Ответ: