問題詳情
12 均勻加熱一根長 2.0 m 的金屬棒，當溫度上升了 50℃時，金屬棒的伸長量為 0.082 cm，則金屬棒的線膨脹係數為下列何者？（單位為 ℃-1）
(A) 1.64×10-4
(B) 8.2×10-5
(C) 8.2×10-6
(D) 1.64×10-7
(A) 1.64×10-4
(B) 8.2×10-5
(C) 8.2×10-6
(D) 1.64×10-7
參考答案
無參考答案
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