Physics, 18.08.2021 15:40 anthonybowie99

Câu 2 : Một vật dao động điều hòa với phương trình : x = 5cos(4πt – π/3) (cm) a. Xác định : li độ cực đại, chu kỳ, tần số, pha ban đầu của vật ?
b. Xác định li độ của vật tại thời điểm t = 0 và t = 2 (s)

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Câu 2 : Một vật dao động điều hòa với phương trình : x = 5cos(4πt – π/3) (cm) a. Xác định : li độ...

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