Solved

If the Distance Between a Point Sound Source and a DB

Question 61

Multiple Choice

If the distance between a point sound source and a dB detector is increased by a factor of 5,what will be the reduction in intensity level?

A) 14 dB
B) 0.04 dB
C) 5 dB
D) 26 dB
E) 0.20 dB

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