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elimination1200
2 năm trước
Một ống dây có hệ số tự cảm 0,1H cường độ dòng điện qua ống dây tăng dần đều từ 0 đến 10A trong khoảng thời gian là 0,1s. Tính suất điện động tự cảm xuất hiện trong ống dây. giúp em bài 66 ạ em cảm ơn rất nhìu ạ
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