Question

Which type of wave interaction allows us to hear sounds around corners and under doors?

A. Diffraction
B.Absorption
C.refraction
D.reflection
​

Answer 1

A. Diffraction
Diffraction allows us to hear sound around corners

Answer 2

Answer: Diffraction

Explanation: It is diffraction, because due to diffraction, sound waves bend on the corner as their size is of the order of wavelength of sound waves.