Sound Intensity Video Lessons

Concept

Problem: A sound system emits 100 W of power from a speaker. At 10 m away the intensity is I. How far from the source must you be for the intensity to be cut in half? A. The intensity remains constant B. 10√2 m C. 20 m D. 40 m

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Problem Details

A sound system emits 100 W of power from a speaker. At 10 m away the intensity is I. How far from the source must you be for the intensity to be cut in half?

A. The intensity remains constant

B. 10√2 m

C. 20 m

D. 40 m

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Sound Intensity concept. You can view video lessons to learn Sound Intensity . Or if you need more Sound Intensity practice, you can also practice Sound Intensity practice problems.

How long does this problem take to solve?

Our expert Physics tutor, Jeffery took 2 minutes and 41 seconds to solve this problem. You can follow their steps in the video explanation above.