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How to get beat frequency from graph

Thread starter kthejohnster
Start date Feb 6, 2012
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Beat frequency Frequency Graph

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kthejohnster

Thread starter
Feb 6, 2012

#1

Homework Statement

how do you get the beat frequency from the beat envelope of two intersecting waves as in the attachment

Homework Equations

fb=f1-f2

The Attempt at a Solution

i thought maybe to get the frequency of the actual wave but don't think that's right

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Spinnor

Gold Member

Feb 6, 2012

#2

This gives a nice explanation, click on the link, "show",

http://hyperphysics.phy-astr.gsu.edu/hbase/sound/beat.html#c1

Are you given any other information?

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