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Physics, 04.08.2021 04:10 Yellowjacket3166

Câu 43. Điện trở R1 = 30 Ω chịu được dòng điện lớn nhất là 2 A và điện trở R2 = 10 Ω chịu được dòng điện lớn nhất là 1A. Có thể mắc nối tiếp hai điện trở này vào hiệu điện thế nào dưới đây? A. 40 V. B. 70 V. C. 80 V. D. 120 V.

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Câu 43. Điện trở R1 = 30 Ω chịu được dòng điện lớn nhất là 2 A và điện trở R2 = 10 Ω chịu được dòng...
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