問題詳情
15.一列简谐被沿X轴正方向传播,在t=0j时波形如图1所示,已知波速度为10m/s。则t=0.1s时正确的波形应是图2中的

(A)
(B)
(C)
(D)


(A)
(B)
(C)
(D)
參考答案
答案:C
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)
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