- #1
Karlos
- 6
- 0
Hello, I have a simple physics question.
It is about ultrasound attenuation.
Why is the attenuation a function of the log of the POWER ratio? i.e. why must it be the ratio of power quantities rather than field quantities? what is the physical basis of this relationship?
thank you!
It is about ultrasound attenuation.
Why is the attenuation a function of the log of the POWER ratio? i.e. why must it be the ratio of power quantities rather than field quantities? what is the physical basis of this relationship?
thank you!