Physics, 21.06.2021 17:40, kelseychristian24
Một electron di chuyển hướng lên, trong mặt phẳng của trang giấy này. Vectơ cảm ứng từ B ⃗ của từ trường cũng nằm trong mặt phẳng của trang giấy và hướng về phía bên phải. Phương, chiều của lực từ lên electron?
Answers: 3
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Một electron di chuyển hướng lên, trong mặt phẳng của trang giấy này. Vectơ cảm ứng từ B ⃗ của từ tr...
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