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Physics, 11.10.2021 18:30 andreamartinez375

Khi mắc một dây dẫn có điện trở R = 3Ω vào hiệu điện thế U=9V thì cường độ dòng điện qua nó là: *

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Khi mắc một dây dẫn có điện trở R = 3Ω vào hiệu điện thế U=9V thì cường độ dòng điện qua nó là: *...
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