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Sound Intensity
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Sound Intensity and Decibels
Compute sound intensity level β = 10·log₁₀(I/I₀) in decibels.
Live Calculator · Step-by-Step · Physics
Inputs
Mode
Intensity I to Decibels beta
Decibels beta to Intensity I
Two Sources Combined
Common Sound (preset)
-- custom --
Threshold of hearing (0 dB)
Rustling leaves (~10 dB)
Whisper (~40 dB)
Conversation (~60 dB)
Busy office (~70 dB)
Alarm clock (~90 dB)
Rock concert (~110 dB)
Pain threshold (~130 dB)
Intensity I (W/m²)
Sound Level β (dB)
Second Intensity I₂ (W/m²)
Calculate
Result
Result
Enter values and calculate.
Step-by-Step Work
Your explanation will appear here.
Decibel Scale