In an experiment used to find the wavelength of sound in air, a stationary wave is formed in an air column. The separation between a node and the nearest antinode is $L$. What is the wavelength of the sound?
- A$\frac{1}{2}L$
- B$L$
- C$2L$
- D$4L$
Physics 9702 · AS & A Level · Stationary waves