Physics, 07.08.2021 16:20 DeathFightervx
Tại 2 điểm A, B cách nhau 20cm trong không khí, đặt 2 điện tích điểm q1=-3.10⁶C, q2=8.10⁶C. Đặt tại C 1 điện tích q3=2.10⁶C, biết AC=6cm, BC=14cm. Lực điện trường do 2 điện tích này tác dụng lên điện tích q3 có độ lớn là bao nhiêu
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Tại 2 điểm A, B cách nhau 20cm trong không khí, đặt 2 điện tích điểm q1=-3.10⁶C, q2=8.10⁶C. Đặt tại...
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