Physics, 11.09.2021 08:00 jpsaad00

Bài tập 1: Một dây tích điện kéo dài từ y = 2,50 cm đến y = - 2,50 cm. Điện tích tổng cộng được phân bố đều dọc theo sợi dây là – 9,00 nC. a) Tìm vectơ điện trường (độ lớn và hướng) tại điểm x = 0,25 cm trên trục x. b) Độ lớn của điện trường mà bạn tính
ở phần (a) lớn hơn hay nhỏ hơn điện trường tại điểm cách một dây tích điện dài
vô hạn một khoảng 0,25 cm?

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Bài tập 1: Một dây tích điện kéo dài từ y = 2,50 cm đến y = - 2,50 cm. Điện tích tổng cộng được phân...

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