Which of the following frequencies lies in the ultrasound range commonly employed for…

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

Problem

Which of the following frequencies lies in the ultrasound range commonly employed for medical imaging? (a)

18\,\text{kHz}

(b)

400\,\text{Hz}

(c)

40\,\text{kHz}

(d)

4\,\text{kHz}