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		<id>http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?action=history&amp;feed=atom&amp;title=Solution_17.3c</id>
		<title>Solution 17.3c - Revision history</title>
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		<updated>2026-05-27T23:01:40Z</updated>
		<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?title=Solution_17.3c&amp;diff=1315&amp;oldid=prev</id>
		<title>Ian: New page: Using Conservation of Energy which gives that the energy at the start is the same aas the energy at the highest point.  Assuming the potential energy at the start is zero,  &lt;math&gt;\begin{al...</title>
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				<updated>2010-09-30T08:44:31Z</updated>
		
		<summary type="html">&lt;p&gt;New page: Using Conservation of Energy which gives that the energy at the start is the same aas the energy at the highest point.  Assuming the potential energy at the start is zero,  &amp;lt;math&amp;gt;\begin{al...&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;Using Conservation of Energy which gives that the energy at the start is the same aas the energy at the highest point.&lt;br /&gt;
&lt;br /&gt;
Assuming the potential energy at the start is zero,&lt;br /&gt;
&lt;br /&gt;
&amp;lt;math&amp;gt;\begin{align}&lt;br /&gt;
&amp;amp; 0+9=PE+1 \\ &lt;br /&gt;
&amp;amp; PE=8\text{ J} \\ &lt;br /&gt;
\end{align}&amp;lt;/math&amp;gt;&lt;/div&gt;</summary>
		<author><name>Ian</name></author>	</entry>

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