What Is the Intensity Level in Decibels of a Sound

question 5

Multiple Choice

What is the intensity level in decibels of a sound whose intensity is 10^-7 W/m²?

• A)20 dB
• B)30 dB
• C)40 dB
• D)50 dB
• E)60 dB

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Definitions:

Right Angles

Angles that exactly equal 90 degrees, forming a perfect L shape.

Multiply

The process of finding the product when two or more numbers are taken together.

Right Angles

Angles that measure exactly 90 degrees.

Indicated Operations

Operations that are suggested or required to solve an equation, inequality, or other mathematical expressions.