At a Distance of 15

question 286

Multiple Choice

At a distance of 15.0 m from a sound source, the intensity level is 60.0 dB. What is the intensity level (in decibels) at a point 2.00 m from the source if the source radiates equally in all directions?

• A) 75.5 dB
• B) 57.5 dB
• C) 77.5 dB
• D) 55.7 dB

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