2018 Jiangsu Question 17 unknown Differentiating 2018_江苏卷 (物理) 17. (5分)一列简谐横波沿x轴正方向传播,在x=0和x=0.6m处的两个质点A、B的振动图象如图所示。已知该波的波长大于0.6m,求其波速和波长。 Answer key其波速是2m/s,波长是0.8m ☆ SaveCan't do it, show the explanation查看原卷 →