CAPE Physics Unit 1 · 2008 (T&T) · Paper 1 · Question Q21

A student's range of hearing is from 40\text{ Hz} to 15\text{ kHz}. What is the SHORTEST wavelength of sound she can hear if the speed of sound in air is 330\text{ m s}^{-1}?

1. (A)0.022\text{ m}
2. (B)0.045\text{ m}
3. (C)8.25\text{ m}
4. (D)22.0\text{ m}