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Physics, 23.07.2021 22:30 kyleeb00

Một vật đang nằm yên trên mặt phẳng ngang. Hệ số ma sát tĩnh và động giữa vật và mặt phẳng ngang lần lượt là là µs = 0,5 và µk = 0,4. Kéo vật bằng một lực không đổi nằm ngang đủ để cho vật chuyển động. Gia tốc của vật bằng bao nhiêu

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Một vật đang nằm yên trên mặt phẳng ngang. Hệ số ma sát tĩnh và động giữa vật và mặt phẳng ngang lần...
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