A High-Fidelity Loudspeaker Creates Sound When a Diaphragm in the Shape

question 7

Essay

A high-fidelity loudspeaker creates sound when a diaphragm in the shape of a flattened cone vibrates back and forth.The forward movement creates compression,and the backward move- ment creates refraction;together these movements create a complete sound pressure cycle.If the cone takes 10 ms to complete one cycle,what is the frequency of the sound being produced?

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