How Loud Is 40 Decibels?
Decibels are used to measure the intensity or loudness of sound, and this measurement varies from one sound to another. A 40-decibel sound is considered quiet, but it is not always silent. Below are some examples of sounds that match or are around 40 decibels: Examples of Sounds Measured at 40 Decibels A whisper is usually measured at about 30 … Read more