a. Intensity level of the sound is (Z + 50) dB at 3 m from the speaker. Find the intensity level of sound at 5 m from the same speaker. Consider I, = 10-12 W /m². b. If a hall has a volume of (Z +...

a. Intensity level of the sound is (Z + 50) dB at 3 m from the speaker. Find the intensity level<br>of sound at 5 m from the same speaker. Consider I, = 10-12 W /m².<br>b. If a hall has a volume of (Z + 7500)m³, find the total absorption of the hall if the<br>reverberation time of 1.5 sec is to be maintained?<br>Z=62<br>

Extracted text: a. Intensity level of the sound is (Z + 50) dB at 3 m from the speaker. Find the intensity level of sound at 5 m from the same speaker. Consider I, = 10-12 W /m². b. If a hall has a volume of (Z + 7500)m³, find the total absorption of the hall if the reverberation time of 1.5 sec is to be maintained? Z=62

Jun 11, 2022

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a. Intensity level of the sound is (Z + 50) dB at 3 m from the speaker. Find the intensity level of sound at 5 m from the same speaker. Consider I, = 10-12 W /m². b. If a hall has a volume of (Z +...

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