Question

which is not the property of sound wave? beat frequency, polarization, diffraction, refraction​

Answer 1

Polarization is not the property of sound wave.

because

Polarization has a wealth of other applications besides their use in glare-reducing sunglasses. In industry, Polaroid filters are used to perform stress analysis tests on transparent plastics. As light passes through a plastic, each color of visible light is polarized with its own orientation.