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A sound wave of 5 MHz, the wave power is 80 Mw, and its amplitude is 40 Pa. If a sonographer decreases amplitude by 1/4


A sound wave of 5 MHz, the wave power is 80 Mw, and its amplitude is 40 Pa. If a sonographer decreases amplitude by 1/4 of its original value:

 1. What will happen to the power?

 2. What will be the new amplitude? 

3. What will be the new power?

 

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