Một vật dao động điều
hoà với tần số góc là 10 rad/s
và biên độ 2cm. Thời gian mà
vật...
Physics, 23.08.2021 18:50 oliviajewelwilliams
Một vật dao động điều
hoà với tần số góc là 10 rad/s
và biên độ 2cm. Thời gian mà
vật có độ lớn vận tốc nhỏ hơn
10√3 cm/s trong mỗi chu kỳ là
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