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Author Question: To decrease the intensity of the sound you are hearing from your speaker system by a factor of 36, you can (Read 482 times)

Pineappleeh

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on: Aug 6, 2020

Question 1

The Young's modulus for aluminum is 7.02 × 1010 N/m2. If the speed of sound in aluminum is measured to be 5.10 km/s, find its density (in kg/m3).

◦
11.3 × 103

◦
7.80 × 103

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2.70 × 103

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29.3 × 103

◦
1.40 × 103


Question 2

To decrease the intensity of the sound you are hearing from your speaker system by a factor of 36, you can

◦
reduce the amplitude by a factor of 12 and increase your distance from the speaker by a factor of 3.

◦
reduce the amplitude by a factor of 4 and increase your distance from the speaker by a factor of 3.

◦
reduce the amplitude by a factor of 2 and increase your distance from the speaker by a factor of 3.

◦
reduce the amplitude by a factor of 3 and increase your distance from the speaker by a factor of 4.

◦
reduce the amplitude by a factor of 3 and increase your distance from the speaker by a factor of 12.
Physics for Scientists and Engineers ¦ Serway, Jewett ¦ 9th Edition
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Marked as best answer by Pineappleeh on Aug 6, 2020

recede

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Reply #1 on: Aug 6, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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malelalopo121

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Reply #2 on: Apr 20, 2023
Thank you


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