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Physics, 03.10.2021 21:30 faith1993

Bài 1. Hai điện tích điểm bằng nhau, đặt trong chân không, cách nhau 10 cm. Lực đẩy giữa chúng là 9.10-5N. b/ Để lực tương các giữa hai điện tích đó tăng 3 lần thì phải tăng hay giảm khoảng cách giữa hai điện tích đó bao nhiêu lần? Vì sao? Xác định khoảng cách giữa hai điện tích lúc đó.

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Bài 1. Hai điện tích điểm bằng nhau, đặt trong chân không, cách nhau 10 cm. Lực đẩy giữa chúng là 9....
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