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Physics, 27.07.2021 15:10 anele22

hai dòng điện có cường độ I1=2A, I2=4A. chạy trong hai dây dẫn thẳng dài vô hạn, đồng phẳng , vuông góc với nhau trong không khí . trong mặt phẳng có hai dòng điện , quỹ tích tại đó véc tơ tại đó cảm ứng từ bằng 0 là đường thẳng nào ?

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hai dòng điện có cường độ I1=2A, I2=4A. chạy trong hai dây dẫn thẳng dài vô hạn, đồng phẳng , vuông...
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