If the pressure amplitude in a second wave is tripled, then the intensity of sound is increased by a factor of
9
3
6
Intensity (Amplitude)2
Pressure Waves -
- wherein
= Maximum variation in pressure
Option 1)
9
This is correct.
Option 2)
3
This is incorrect.
Option 3)
6
This is incorrect.
Option 4)
This is incorrect.
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