問題詳情
15. 右圖所示為使用伏特計和安培計測量電阻的一種連接方法，Rx 為待測電阻。如果考慮到儀表本身電阻對測量結果的影響，則
(A)伏特計讀數大於 Rx 兩端的實際電壓，安培計讀數大於通過 Rx 的實際電流
(B)伏特計讀數大於 Rx 兩端的實際電壓，安培計讀數等於通過 Rx 的實際電流
(C)伏特計讀數等於 Rx 兩端的實際電壓，安培計讀數大於通過 Rx 的實際電流
(D)伏特計讀數等於 Rx 兩端的實際電壓，安培計讀數等於通過 Rx 的實際電流。
(A)伏特計讀數大於 Rx 兩端的實際電壓，安培計讀數大於通過 Rx 的實際電流
(B)伏特計讀數大於 Rx 兩端的實際電壓，安培計讀數等於通過 Rx 的實際電流
(C)伏特計讀數等於 Rx 兩端的實際電壓，安培計讀數大於通過 Rx 的實際電流
(D)伏特計讀數等於 Rx 兩端的實際電壓，安培計讀數等於通過 Rx 的實際電流。
參考答案
答案：B
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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