ZHDY8-3*已知一平面简谐波的表达式为y =0.25cos(200πt ?0.60πx)(SI),则波动的周期和波长分别为()
ZHDY8-3*已知一平面简谐波的表达式为y =0.25cos(200πt ?0.60πx)(SI),则波动的周期和波长分别为()
A.0.01s,3.33m
B.无合适选项
C.0.005s,1.67m
D.200s,060m
正确答案:0.01s,3.33m
ZHDY8-3*已知一平面简谐波的表达式为y =0.25cos(200πt ?0.60πx)(SI),则波动的周期和波长分别为()
A.0.01s,3.33m
B.无合适选项
C.0.005s,1.67m
D.200s,060m
正确答案:0.01s,3.33m
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