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Physics, 18.06.2021 04:30 chloehall2269

Hai điện tích điểm bằng nhau, đặt trong chân không cách nhau một khoảng r1 2 cm lực tương tác giữa chúng là 1,6.104 N. = 2 cm. a) Tìm độ lớn hai điện tích đó?

b) Khoảng cách rz giữa chúng là bao nhiêu để lực tác dụng giữa chúng là 2,5.104N?

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