Multiple Choice
The loudness of sound decreases as the distance from the source increases. Doubling the distance from a sound multiplies the relative intensity of the sound by one-fourth. If the sound of a speaker is recorded at 80 decibels at 4 feet, what is the decibel reading at 8 feet?
A) 20 decibels
B) 46 decibels
C) 68 decibels
D) 74 decibels
Correct Answer:
Verified
Correct Answer:
Verified
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