問題詳情
7.In TAIWAN, single-phase three-wire 110V is common in domestic power systemn. Choose a truestatement.
(A) Voltage RMS value is 156 V.
(B)Voltage RMS value is 110 V
(C) Voltage RMS value is 78V
(D)System frequency is 50Hz
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增