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Physics, 08.10.2021 14:00 ahaug4869

Bài 1: Một đoạn mạch gồm R1= 8 ôm; R2=12 ôm. Biết R1 nối tiếp với đoạn mạch gồm R2 song song với R3, R3= 1/2 R2 cường độ dòng điện qua mạch chính là 2A. a. Hãy vẽsơ đồmạch điện trên
b. Tính điện trởtương đương toàn mạch
.Tính cường độdòng điện qua mỗi

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Bài 1: Một đoạn mạch gồm R1= 8 ôm; R2=12 ôm. Biết R1 nối tiếp với đoạn mạch gồm R2 song song với R3,...
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