When responding to sound the human eardrum vibrates about, Ask an Expert

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When responding to sound, the human eardrum vibrates about its equilibrium position. Suppose an eardrum is vibrating with an amplitude of 6.9 x10-7 m and a maximum speed of 3.9 x10-3 m/s.

(a) What is the frequency (in Hz) of the eardrum's vibrations?

(b) What is the maximum acceleration of the eardrum?

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