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Physics, 22.07.2021 17:00 jaliyahmw

Cho mạch điện có sơ đồ như hình 11.4, trong đó các ắc quy có suất điện động E1 = 12V; E2 = 6V và có điện trở không đáng kể. Các điện trở R1 = 4Ω; R2 = 8Ω

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Cho mạch điện có sơ đồ như hình 11.4, trong đó các ắc quy có suất điện động E1 = 12V; E2 = 6V và có...
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