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Loan1234567
2 năm trước
Đẩy một cái thùng có trọng lượng 200N theo phương ngang với lực 100 N làm thùng chuyển động. Cho biết hệ số ma sát trượt giữa thùng và mặt sàn là 0,3. Lấy g = 10 m/s 2 . Gia tốc của thùng là bao nhiêu ?
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