The Decibel, a Measure of Loudness, Is Related to the Relative

question 40

Multiple Choice

The decibel, a measure of loudness, is related to the relative intensity of sound by the formula Decibels (Relative intensity) .
If relative intensity is divided by 1,000, how are decibels affected?
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• A) Decibels are increased by 3.
• B) Decibels are decreased by 3.
• C) Decibels are increased by 30.
• D) Decibels are decreased by 30.