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Physics, 16.06.2021 14:40 fufnun3379

Cho 3 điện tích q1 = 2.10-9 C; q2 = 3.10-9 C và q3 = -3.10-9C đặt lần lượt tại 3 đỉnh của một tam giác vuông tại A trong không khí. Cho AB = 3 cm; AC = 4 cm. Tính lực điện do q2 và q3 tác
dụng lên q1.

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Cho 3 điện tích q1 = 2.10-9 C; q2 = 3.10-9 C và q3 = -3.10-9C đặt lần lượt tại 3 đỉnh của một tam g...
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