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Physics, 08.09.2021 05:20 odellbeckham43881

Bảy điện tích cùng bằng q, nối với nhau bằng các sợi dây có hệ số đàn hồi như nhau. Khoảng cách giữa các điện tích cạnh nhau đều bằng a. Xác định lực căng mỗi dây theo q và a.

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Bảy điện tích cùng bằng q, nối với nhau bằng các sợi dây có hệ số đàn hồi như nhau. Khoảng cách giữa...

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