The relation between the loudness ($D$ dB) of a sound and the intensity ($I$ unit) is
\begin{equation*}
D=10\log_{10}\frac{I}{10^{-12}}
\end{equation*}
Resources for HKDSE Mathematics
Resources for HKDSE Mathematics
The relation between the loudness ($D$ dB) of a sound and the intensity ($I$ unit) is
\begin{equation*}
D=10\log_{10}\frac{I}{10^{-12}}
\end{equation*}
