<?xml version="1.0" encoding='utf-8'?>
<!DOCTYPE wml PUBLIC "-//WAPFORUM//DTD WML 1.1//EN" "http://www.wapforum.org/DTD/wml_1.1.xml">
<wml>
<card id="card1" title="Damping - Page 12 - Wikipedia">
<p>
<a accesskey="1" href="page.php?w=Damping&amp;p=11">1.Previous</a><br />
<a accesskey="3" href="page.php?w=Damping&amp;p=13">3.Next</a>
</p>
<p>time units , or <a href="page.php?w=hertz">hertz</a>.<br/>
* <a href="page.php?w=Time_constant">Time constant</a>: , the time for the amplitude to decrease by the factor of <a href="page.php?w=e_%28mathematical_constant%29">e</a>.<br/>
* <a href="page.php?w=Half-life">Half-life</a> is the time it takes for the exponential amplitude envelope to decrease by a factor of 2. It is equal to  which is approximately .<br/>
* Damping ratio:  is a non-dimensional characterization of the decay rate relative to the frequency, approximately , or exactly .<br/></p><p>
<a accesskey="1" href="page.php?w=Damping&amp;p=11">1.Previous</a><br />
<a accesskey="3" href="page.php?w=Damping&amp;p=13">3.Next</a>
</p>

<do type="prev" label="Search">
        <go href="search.wml"/>
</do>

</card>
</wml>
