問題詳情
22.在常用電壓110 V下若某延長線之容許電流為12安培，則在該線路上之所有用電器具之總耗電功率不得超過多少？
(A) 1320 W
(B) 1450 W
(C)1860 W
(D) 1980 W
(A) 1320 W
(B) 1450 W
(C)1860 W
(D) 1980 W
參考答案
答案：A
難度：簡單0.890323
統計：A(138),B(5),C(3),D(1),E(0)
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