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Author Question: A point source emits sound with a power output of 100 watts. What is the intensity (in W/m2) at a ... (Read 285 times)

HudsonKB16

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on: Aug 6, 2020

Question 1

A point source emits sound waves with a power output of 100 watts. What is the sound level (in dB) at a distance of 10 m?

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139

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119

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129

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109

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10


Question 2

A point source emits sound with a power output of 100 watts. What is the intensity (in W/m2) at a distance of 10.0 m from the source?

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7.96 × 10−2

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7.96 × 10−1

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7.96 × 100

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7.96 × 101

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7.96 × 10−3
Physics for Scientists and Engineers ¦ Serway, Jewett ¦ 9th Edition
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Marked as best answer by HudsonKB16 on Aug 6, 2020

jessofishing

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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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HudsonKB16

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Reply 2 on: Aug 6, 2020
Excellent

momolu

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Reply 3 on: Yesterday
Wow, this really help

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