Question
On a distant planet, an alien creature sings a sustained musical note with a wavelength of 31.9 cm. Another alien produces a note with wavelength of 32.4 cm. The atmosphere near the planet's surface has a bulk modulus of 148 kN m-2 and its density is 1.37 kg m-3.
What beat frequency is heard when both aliens sing simultaneously?
What beat frequency is heard when both aliens sing simultaneously?