# Exponential and Logarithmic Functions : Level of Sound

Determine the level of sound (in decibels) for the given sound intensity.

(a) I=10^-3.5 watt per m^2 (jet 4 miles from takeoff)

(b) I=10^-3 watt per m^2 (diesel truck at 25 feet)

(c) I=10^-1.5 watt per m^2 (auto horn at 3 feet)

https://brainmass.com/math/basic-algebra/exponential-logarithmic-functions-level-sound-11920

#### Solution Preview

Problem: Determine the level of sound (in decibels) for the given sound intensity.

(a) I=10^-3.5 watt per m^2 (jet ...

#### Solution Summary

The level of sound is calculated using a log function.

$2.19