The smallest audible sound to humans is typically 0 dB SPL (hearing threshold). In practice, “dB” often stands for “dB SPL”. Because the decibel scale is logarithmic, a three-decibel increase in sound level already represents a doubling of [sound] intensity.
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Answer:
True
Explanation:
The smallest audible sound to humans is typically 0 dB SPL (hearing threshold). In practice, “dB” often stands for “dB SPL”. Because the decibel scale is logarithmic, a three-decibel increase in sound level already represents a doubling of [sound] intensity.