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The pressure amplitude in a sound wave f...

The pressure amplitude in a sound wave from a radio receive is `2.0 xx 10^(-3)N//m^(2)` and the intensity at a point is `10^(-6)W//m^(2)`. If by turning the "Volume" knob the pressure amplitude is increased to `3 xx 10^(-2)N//m^(2)`, evalute the intensity.

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