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Give Two Practical Applications of Reflection of Sound Waves. - CBSE Class 9 - Science

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Question

Give two practical applications of reflection of sound waves.

Solution

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

(ii) 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 reflection of sound.

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Solution Give Two Practical Applications of Reflection of Sound Waves. Concept: Applications of Ultrasound - SONAR.
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