問題詳情
14．某同学用伏安法测电灯泡的电阻时，误将电流表和电压表接成如图5所示的电路，接通电源后，可能出现的情况是
(A)电流表烧坏
(B)电压表烧坏
(C)小灯泡烧坏
(D)小灯泡不亮
參考答案
答案：D
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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