http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?action=history&feed=atom&title=Solution_5.5b 2026-04-08T05:15:39Z Revision history for this page on the wiki MediaWiki 1.11.1 http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?title=Solution_5.5b&diff=1582&oldid=prev 2011-03-04T16:03:22Z

<p></p> <table style="background-color: white; color:black;"> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr> <td colspan='2' style="background-color: white; color:black;">←Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 16:03, 4 March 2011</td> </tr> <tr><td colspan="2" class="diff-lineno">Line 8:</td> <td colspan="2" class="diff-lineno">Line 8:</td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>&lt;math&gt;\begin{align}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>&lt;math&gt;\begin{align}</div></td></tr> <tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div>&amp; N=mg-5000\cos {{65}^{\circ }}=500\times 9.8-5000\times 0.423 \\ </div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>&amp; N=mg-5000\cos {{65}^{\circ }}=500\times 9<ins style="color: red; font-weight: bold; text-decoration: none;">\textrm{</ins>.<ins style="color: red; font-weight: bold; text-decoration: none;">}</ins>8-5000\times 0<ins style="color: red; font-weight: bold; text-decoration: none;">\textrm{</ins>.<ins style="color: red; font-weight: bold; text-decoration: none;">}</ins>423 \\ </div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>&amp; =4900-2113=2787\ \text{N} \\ </div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>&amp; =4900-2113=2787\ \text{N} \\ </div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>\end{align}&lt;/math&gt;</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>\end{align}&lt;/math&gt;</div></td></tr> </table>

Ian http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?title=Solution_5.5b&diff=966&oldid=prev 2010-04-04T16:38:16Z

<p></p> <table style="background-color: white; color:black;"> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr> <td colspan='2' style="background-color: white; color:black;">←Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 16:38, 4 April 2010</td> </tr> <tr><td colspan="2" class="diff-lineno">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>[[Image:5.5.gif]]</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>[[Image:5.5.gif]]</div></td></tr> <tr><td colspan="2">&nbsp;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2">&nbsp;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>In the vertical direction the forces on the tank must be in equilibrium.</div></td></tr> <tr><td colspan="2">&nbsp;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2">&nbsp;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>&lt;math&gt;\uparrow \ -mg+N+5000\cos {{65}^{\circ }}=0&lt;/math&gt;</div></td></tr> <tr><td colspan="2">&nbsp;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2">&nbsp;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>or</div></td></tr> <tr><td colspan="2">&nbsp;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2">&nbsp;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>&lt;math&gt;\begin{align}</div></td></tr> <tr><td colspan="2">&nbsp;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>&amp; N=mg-5000\cos {{65}^{\circ }}=500\times 9.8-5000\times 0.423 \\ </div></td></tr> <tr><td colspan="2">&nbsp;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>&amp; =4900-2113=2787\ \text{N} \\ </div></td></tr> <tr><td colspan="2">&nbsp;</td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>\end{align}&lt;/math&gt;</div></td></tr> </table>

Ian http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?title=Solution_5.5b&diff=965&oldid=prev 2010-04-04T16:14:35Z

<p>New page: <a href="/wikis/2009/bridgecoursemechanics/index.php/Image:5.5.gif" title="Image:5.5.gif">Image:5.5.gif</a></p> <p><b>New page</b></p><div>[[Image:5.5.gif]]</div>

Ian