batman48000
09.01.2022 •
Physics
Một thanh kim loại dài 2m, quay trong từ trường đều có cảm ứng từ bằng 0,05T.
Trục quay đi qua một đầu của thanh và song song với các đường cảm ứng từ.
Tính từ thông quét bởi thanh sau một vòng quay.
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Ответ:
bottom right corner, i just did this question