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Câu 6:

Vectơ cảm ứng từ $\overrightarrow B$

Câu 6: Vectơ cảm ứng từ B→\overrightarrow BB có vai trò giống như vectơ nào trong điện trường?

Thông tin câu hỏi

Câu 6:

Vectơ cảm ứng từ $\overrightarrow B$ có vai trò giống như vectơ nào trong điện trường?