問題詳情
33.甲、乙、丙三條電阻線通電時的電壓V與電流I之關係如右圖所示。 
假設這三條電阻線是由相同的材料製成，它們長度相同，粗細不同，截面積分別為A甲、A乙、A丙，且圖中的三條線皆為直線，則下列關係何者正確？
(A)A甲＞A乙＞A丙
(B)A甲＝A乙＝A丙
(C)A乙＞A甲＞A丙
(D)A丙＞A乙＞A甲。
假設這三條電阻線是由相同的材料製成，它們長度相同，粗細不同，截面積分別為A甲、A乙、A丙，且圖中的三條線皆為直線，則下列關係何者正確？(A)A甲＞A乙＞A丙
(B)A甲＝A乙＝A丙
(C)A乙＞A甲＞A丙
(D)A丙＞A乙＞A甲。
參考答案
答案：D
難度：適中0.538462
統計：A(2),B(1),C(1),D(7),E(0)
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