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Physics, 14.06.2021 04:50 studentstudies9816
Một vật dao động điều hòa với phương trình x = 6cos (4t + /6) cm. Hãy xác định thời điểm thứ 2014 vật có động năng bằng thế năng?
A. 12049/24s
B. 12079/48s
C. 12087/48s
D. 12085/48s
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Answers: 3
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Một vật dao động điều hòa với phương trình x = 6cos (4t + /6) cm. Hãy xác định thời điểm thứ 2014 vậ...
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