The Loudness of a Sound of Intensity X, Measured in Watts

question 101

Multiple Choice

The loudness of a sound of intensity x, measured in watts per square meter, is defined as L( $$L ( x ) = \log \left( \frac { x } { x _ { 0 } } \right) , \text { where } x _ { 0 } = 10 ^ { - 3 }$$
-A company with loud machinery needs to cut its sound intensity to 26% of its original level. By how many decibels should the loudness be reduced?

• A) 6.880 decibels
• B) 5.760 decibels
• C) 6.237 decibels
• D) 5.850 decibels

---

Definitions:

Security Object

An item, often a blanket or toy, that provides comfort to a child in potentially stressful or unfamiliar situations.

Examining Table

A piece of medical equipment used in healthcare settings for patient assessment, allowing for various positions during examination.

Shortness of Breath

A sensation of not being able to breathe well enough, a common symptom of heart or lung conditions.

Hospitalized Patient

An individual admitted to a hospital for treatment that requires at least one overnight stay.