← all questions · Physics · 0625 · Paper 4
A sound wave in air has a wavelength of 22 mm.
Using your value for the speed of sound in air, calculate the frequency of the sound wave.
0625/04/SP/23Cambridge IGCSE Physics 0625 · Specimen 2023 · Paper 4 · Question 7(b)
Your answer
Suggested time: 3 min