A Point Source Emits Sound with a Power Output of 100

question 38

Multiple Choice

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?

• A) 7.96 × 10−²
• B) 7.96 × 10−¹
• C) 7.96 × 10⁰
• D) 7.96 × 10¹
• E) 7.96 × 10−³

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