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Physics, 23.07.2021 21:50 alexanderickh1

Bài 4. Cho mạch điện có bộ nguồn 6 pin giống nhau được mắc song song , mỗi pin có suất điện động 6V và có điện trở trong r = 62. Các điện trở mạch ngoài R = 12 mắc nối tiếp với R = 22. Vẽ hình a Tính suất điện động và điện trở trong của bộ nguồn . b . Tính cường độ dòng điện chạy trong mạch chính . Công suất tiêu thụ của R c . Tính công suất của bộ nguồn , hiệu suất mỗi pin .

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Bài 4. Cho mạch điện có bộ nguồn 6 pin giống nhau được mắc song song , mỗi pin có suất điện động 6V...
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