Một quả cầu, bán kính 20
cm, tích điện đều với điện
tích tổng cộng là 6.10– 6 C.
Tính...
Physics, 12.12.2021 08:00 Adones7621
Một quả cầu, bán kính 20
cm, tích điện đều với điện
tích tổng cộng là 6.10– 6 C.
Tính mật độ điện tích khối
của quả cầu.
Answers: 3
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