Question
A uniform wire of length $L$, diameter $D$, and density $P$ is stretched under a tension $T$. The correct relation between its fundamental frequency $f$, the length $L$, and the diameter $D$ is ............
A uniform wire of length $L$, diameter $D$, and density $P$ is stretched under a tension $T$. The correct relation between its fundamental frequency $f$, the length $L$, and the diameter $D$ is ............