已知三個燈泡的電阻大小為甲＞乙＞丙，現將三個燈泡串聯於同一電源上，則三個燈泡的亮度何者最大？(A)甲 (B)乙 (C)丙 (D)一樣亮

問題詳情

42. 已知三個燈泡的電阻大小為甲＞乙＞丙，現將三個燈泡串聯於同一電源上，則三個燈泡的亮度何者最大？
(A)甲
(B)乙
(C)丙
(D)一樣亮

參考答案

答案：A
難度：非常困難0
統計：A(0),B(0),C(1),D(0),E(0)

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