The formula for measuring sound intensity in decibels D is defined by the equation where I is the intensity of the sound in watts per square meter and I₀ = 10⁻¹² is the lowest level of sound that the average person can hear. How many decibels are emitted from a rock concert with a sound intensity of 4.7 · 10⁻¹ watts per square meter? 

Transcribed Image Text:

D=10log