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3. A Helmholtz resonator has a neck length of 2.8 cm, a neck radius of 1.2 cm and a
Quality factor for the system, Q = 148. If the open end of the neck is unflanged,
calculate:
a). The total internal volume of the resonator.
b). The maximum output power of the resonator when the mass of air in the neck is
stimulated by a sound wave with a pressure amplitude of 2 Pa.

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