5 Questions
Which frequency range characterizes audible sound?
20 to 20000 Hz
What is the defining characteristic of ultrasound waves?
Higher frequency than audible sound
What is the frequency range for therapeutic ultrasound?
0.5 to 5 MHz
What is the frequency range for infrasound?
Less than 20 Hz
How are sound waves defined?
Longitudinal waves with compression and rarefaction
Learn about the principles of ultrasound therapy, including the definition of sound, transmission through a medium, and the higher frequency vibrations known as ultrasound. Discover how ultrasound waves extend beyond human hearing range and are classified as ultrasonic.
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