kkimaanh24032004 kkimaanh24032004

16-09-2021
Physics

contestada

Bài 4: Một vật dao động điều hòa với phương trình x = 4cos(4πt - π/3) cm.
a)Viết phương trình vận tốc của vật.
b) Xác định vận tốc của vật ở các thời điểm t = 0,5 (s)

Respuesta :

imatrooper25 imatrooper25

16-09-2021

Answer:

g

Explanation:

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