Câu 42: Một vật dao động điều hòa
x co t = + 12 s(2 )
(cm). chọn gốc thời gian lúc vật q...
![Physics](/tpl/images/cats/fizika.png)
Physics, 21.10.2021 15:30, Tatertotzzzz
Câu 42: Một vật dao động điều hòa
x co t = + 12 s(2 )
(cm). chọn gốc thời gian lúc vật qua vị trí có li độ +6 cm theo chiều dương.
Giá trị của
là:A
3
rad
= − B.
2
3
= rad C.
2
3
= − rad
D.
3
= rad
![answer](/tpl/images/cats/otvet.png)
Answers: 1
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