問題詳情
8.兩正弦波在一弦上相向進行，其振幅各為9 cm與8 cm，它們交會重疊時，介質質點振動位移可能的最大值與最小值分別為若干公分？
(A) 17；0
(B) 17；
(C) 10；
(D) 10；0
(E) 17；2
(A) 17；0
(B) 17；
(C) 10；
(D) 10；0
(E) 17；2
參考答案
答案：[無官方正解]
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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