Advanced Placement (AP), 27.10.2021 15:10, emilyturchon

Câu 19: Một đĩa mài có khối lượng 2 kg, bán kính 14 cm quay tròn đều quanh trục đối xứng đi qua tâm đĩa với tốc độ góc 200 vòng/phút. Tìm momen động lượng của đĩa mài trong sự quay quanh
trục của nó.
A. 0,41 (kg. m2
/s). B. 1,41 (kg. m2
/s). C. 2,41 (kg. m2
/s). D. 5,41 (kg. m2
/s)

Answers: 1

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Câu 19: Một đĩa mài có khối lượng 2 kg, bán kính 14 cm quay tròn đều quanh trục đối xứng đi qua tâ...