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Physics, 29.11.2021 07:30 sharperenae463
Một đĩa xoay nặng 2 kg, đường kính 20 cm quay với tốc độ 100 vòng/phút trên
vòng bi không ma sát. Cùng lúc, hai vật cùng có khối lượng 500 g rơi từ trên cao
xuống, chạm vào đĩa xoay ở hai đầu đối diện của đường kính và dính chặt. Ngay
sau sự kiện này, vận tốc góc của đĩa xoay là bao nhiêu vòng/phút?
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Answers: 2
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Một đĩa xoay nặng 2 kg, đường kính 20 cm quay với tốc độ 100 vòng/phút trên
vòng bi không ma sát....
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