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Physics, 15.06.2021 14:00 rosieposie27

Điện tích Q = 8. 10-6C đặt cố định trong không khí , điện tích q = - 10. 10-6C di
chuyển trên đường thẳng xuyên qua Q,
từ M cách Q một khoảng 100cm, lại
gần Q thêm 50cm. Tính công của lực
điện trường trong dịch chuyển đó?

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Điện tích Q = 8. 10-6C đặt cố định trong không khí , điện tích q = - 10. 10-6C di
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