Answer the following questions related to sound waves.

PHYSICS · Multi-part · CBSE · Physics · Sound · Sound

Problem

Answer the following questions related to sound waves. (i) Define an echo. (ii) What is ultrasound? State its typical frequency range. (iii) Write the full form of SONAR and mention one principal use of this technology.

Related theory

Ultrasound
Sound Reflection Phenomena
Waves
Reflection of sound
Sound
Echo

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