問題詳情
8. 一電感量為 2 亨利的電感器，若匝數增加為原來的 2 倍，當通過 2 安培電流時，其儲存的能量為何？
(A) 4 焦耳
(B) 8 焦耳
(C) 16 焦耳
(D) 32 焦耳
(A) 4 焦耳
(B) 8 焦耳
(C) 16 焦耳
(D) 32 焦耳
參考答案
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