摘要
分析了声波在垂直谐振腔内使物体悬浮于空中的条件与位置,给出了运用声悬浮现象测量声速的方法并实测了声速.
The conditions and the positions of objects suspended in air by vibrated sound wave within an acoustic resonator are analyzed and discussed. And sound velocity is measured by using acoustic suspension theory.
出处
《物理实验》
2006年第6期42-44,共3页
Physics Experimentation
关键词
声悬浮
声速
声压差
半波长
acoustic suspension
sound velocity
sound pressure difference
half-wavelength
