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Physics, 23.08.2021 07:40 zoeedadoll
Một vật có khối lượng 1,2kg đặt nằm yên trên mặt sàn nằm ngang. Hệ số ma sát trượt giữa vật và mặt sàn là 0,2.Vật bắt đầu được kéo đi bởi lực F có độ lớn là 6N theo phương ngang. Lấy g=10. sau 3s lực F ngừng tác dụng. tính quãng đường vật con đi tiếp cho tới khi dừng hẳn
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Một vật có khối lượng 1,2kg đặt nằm yên trên mặt sàn nằm ngang. Hệ số ma sát trượt giữa vật và mặt s...
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