一平面简谐波表达式为y=-0.05sinπ(t-2x)(SI),则该波的频率γ(Hz)、波速u(m/s)及波线上各点振动的振幅A(m)依次为:()

A . ['https://assets.asklib.com/psource/2015110116303830688.png ,https://assets.asklib.com/psource/2015110116303830688.png ,-0.05B .https://assets.asklib.com/psource/2015110116303830688.png ,1,-0.05C .https://assets.asklib.com/psource/2015110116303830688.png ,https://assets.asklib.com/psource/2015110116303830688.png ,0.05D . 2,2,0.05

时间:2022-11-04 20:10:45 所属题库:第二章普通物理题库

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