The intensity of a sound in units of dB is given by I(dB) = 10 log – (1 I where I and Io are measured in units of W m2 a
Posted: Sun May 22, 2022 8:45 am
The intensity of a sound in units of dB is given by I(dB) = 10 log – (1 I where I and Io are measured in units of W m2 and the value of I, is 10-12 W m2 The sound intensity on a busy road is 3 x 10-5 W m2. What is the value of this sound intensity expressed in dB? Give your answer to 2 significant figures.