Q. Ultrasound of how much frequency is beamed into human body for sonography?
A) 30-45 MHz
B) 15-30 MHz
C) 1-15 MHz
D) 45-70 MHz
Explanation
In sonography (ultrasound imaging), inaudible high frequency of sound wave in he range of 1-15 MHz are used.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.