# Differences

This shows you the differences between two versions of the page.

phy123:lab_8 [2009/11/11 22:01]
mdawber
phy123:lab_8 [2009/11/17 17:48] (current)
mdawber
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The purpose of this lab is to study standing waves on a vibrating string. The purpose of this lab is to study standing waves on a vibrating string.
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+[[http://​www.ic.sunysb.edu/​Class/​phy122ps/​labs/​dokuwiki/​pdfs/​lab8worksheet.pdf|Important! You need to print out the 2 page worksheet you find by clicking on this link and bring it with you to your lab session.]]
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+If you need the .pdf version of these instructions you can get them [[http://​www.ic.sunysb.edu/​Class/​phy122ps/​labs/​dokuwiki/​pdfs/​phy123lab8.pdf|here]].

===== Video ===== ===== Video =====

-Coming Soon.+<​flashplayer width=640 height=480>​file=http://​www.ic.sunysb.edu/​Class/​phy122ps/​labs/​phy121vid/​phy123lab8.flv</​flashplayer>​

===== Equipment ===== ===== Equipment =====
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{{lab8fig2.jpg?​600}} {{lab8fig2.jpg?​600}}
+Fig 2.

The equation for the velocity of a travelling wave on a string is  The equation for the velocity of a travelling wave on a string is
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</​WRAP>​ </​WRAP>​
<WRAP column 45%> <WRAP column 45%>
-$\Large \frac{1}{2}\frac{\Delta v}{v}=\frac{\Delta \mu}{\mu}$+$\Large \frac{\Delta v}{v}=\frac{1}{2}\frac{\Delta \mu}{\mu}$
</​WRAP>​ </​WRAP>​
<WRAP column 10%> <WRAP column 10%> 