## What is the decibel level of the radio with intensity 10−7 watts per square inch? Use a logarithmic model to solve.

Question

What is the decibel level of the radio with intensity 10−7 watts per square inch? Use a logarithmic model to solve.

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3 months 2021-09-02T04:34:03+00:00 1 Answers 0 views 0

Step-by-step explanation:

Given

— Intensity

Required

Determine the decibel level (D)

This is calculated as:

Where:

The threshold intensity

So, we have:

This gives:

Apply law of indices

Apply law of logarithm

So, we have:

So:

Hence, the decibel level is 50