Question

write the two application of reflection of sound ?​

Answer 1

⠀⠀ ⠀ ⠀⠀ $\huge{\tt{\red{❥}\green{A}\purple{N}\pink{S}\blue{W}\orange{E}\red{R}}}$Two practical applications of reflection of sound waves: (i) Hearing aid: It is a device used by the people who are hard of hearing. Here the sound waves, which are received by the hearing aid are reflected into a narrower area leading to the ear. (ii) Sound boards: Curved surfaces can reflect sound waves

Answer 2

Answer:

Reflection of sound is used to measure the distance and speed of underwater objects. This method is known as SONAR. Working of a stethoscope is also based on reflection of sound. In a stethoscope, the sound of the patient's heartbeat reaches the doctor's ear by multiple reflections of sound.