Question

GIVE SOME EXAMPLE:-
USES OF MULTIPLE REFLECTION
OF SOUND​

Answer 1

Explanation:

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.

Answer 2

Answer:

first u tell

Then I will say

btw I am in class 7

any issue??