Câu 47. Cho mạch điện như hình vẽ.
Các nguồn giống nhau, mỗi nguồn CÓ:
e = 2,5V = 22, R = R...
![subject](/tpl/images/cats/fizika.png)
Physics, 05.12.2021 15:30 tyrickdavis1
Câu 47. Cho mạch điện như hình vẽ.
Các nguồn giống nhau, mỗi nguồn CÓ:
e = 2,5V = 22, R = R = 42, R1 = 32, RA rất nhỏ, B là bình điện phân (CuSO4Cu). Biết la = 0,75A.
R
Tinh
a. Suất điện động và điện trở trong của bộ nguồn.
b. Điện trở của bình điện phân.
c. Lượng Cu bám vào caoả sau 32 10
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