Identify the frequency range of sound waves that a typical SONAR device sends into…

PHYSICS · Single correct · CBSE · Physics · Sound · Sound

Problem

Identify the frequency range of sound waves that a typical SONAR device sends into sea water for detecting objects. (a)

2\,\text{kHz}

5\,\text{kHz}

(b)

20\,\text{Hz}

20\,\text{kHz}

20\,\text{kHz}

(d) less than

20\,\text{Hz}