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Can sound generate power

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Anonymous

14y ago
Updated: 8/18/2019

Sound is vibration in air, so it contains energy. It is possible to make those vibrations in energy do work, and turn them into power, in the same way as some have proposed generating electricity from waves in the ocean. Generating electricity from sound is currently impractical.

Microphones can be thought of as devices which turn sound into power-- the sound vibrates a thin piece of metal, which changes the electric signal passing through the microphone. It doesn't generate electricity, but work is done when the sound pushes the metal back and forth. Another example of work being done by sound is when if high-pitched sound breaks a crystal glass.

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Wiki User

14y ago

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