問題詳情
5.小明幫媽媽修理家中故障的電鍋，拆開後發現有一段電熱線斷了，因此將電熱線剪掉一部分後再連接；若此電 鍋在原額定電壓下使用，可能會發生何種情況?
(A)使用時的功率下降
(B)使用時的電流減少
(C)功率下降但電流增加
(D)功率增加，但會有燒毀的可能性
(A)使用時的功率下降
(B)使用時的電流減少
(C)功率下降但電流增加
(D)功率增加，但會有燒毀的可能性
參考答案
答案：D
難度：簡單0.844828
統計：A(2),B(0),C(5),D(49),E(0)
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