Physics, 18.08.2021 15:40 npellot123

Hai điện tích điểm q1=5.10-6C, q2=3.10-6C cách nhau 20cm, giữ cố định q1 di chuyển q2 thêm 1 đoạn 30cm theo đường thẳng nối hai điện tích điểm. Xác định công của lực điện trường

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Hai điện tích điểm q1=5.10-6C, q2=3.10-6C cách nhau 20cm, giữ cố định q1 di chuyển q2 thêm 1 đoạn 30...