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baoanh872002
2 năm trước
Mọi người ơi giảu giùm mình câu này với ạ 💪 🤗2 điện tích điểm q1=-8.10^-6,q2= 6.10^-6, đặt tại 2 điểm A,B cách nhau 20cm trong chân không, xác định lực tương tác tổng hợp lên q0 tại N cách đều A,B 20cm
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