About 20 dB SPL (sound pressure level).
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The decibel level of a ticking watch is typically around 20-30 dB when held close to the ear. This is considered to be a very quiet sound, similar to a whisper or rustling leaves.
Decibel is abbreviated as "dB."
Yes, the decibel scale is logarithmic.
The "d" in decibel represents Alexander Graham Bell, who was an influential scientist in the development of the decibel scale. The decibel scale is used to quantify the intensity of sound or the power level of an electrical signal on a logarithmic scale.
The maximum range of detection for submarines using sonar varies depending on the decibel level. Higher decibel levels can detect submarines at greater distances compared to lower decibel levels.