簡化後,問題就是先求出一個9歐姆與一個8歐姆並聯,然後再與一個3歐姆串聯的總電阻是多少。再求電流是多少(12/總電組)。最後求多少電流通過8歐姆電阻。
簡化後,問題就是先求出一個9歐姆與一個8歐姆並聯,然後再與一個3歐姆串聯的總電阻是多少。再求電流是多少(12/總電組)。最後求多少電流通過8歐姆電阻。
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