Question

2. Write any two uses of sound reflection which you know that. ​

Answer 1

Answer:

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

Explanation:

Answer 2

Answer:

Reflection of sound is used to measure the distance and speed of underwater objects. This method is known as SONAR. (b) 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.