If the amplitude of a sound wave is doubled, the intensity will O increase by a factor of 4. O increase by a factor of $\sqrt{2}$ increase by a factor of 2. O decrease by a factor of 4. O decrease by a factor of 2.
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Mathematically, this can be expressed as $I \propto A^2$, where $I$ is the intensity and $A$ is the amplitude. Show more…
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