http://wiki.math.se/wikis/forberedandefysik/index.php?action=history&feed=atom&title=L%C3%B6sning_2.5%3A6 2026-04-08T01:17:58Z Versionshistorik för denna sida på wikin MediaWiki 1.11.1 http://wiki.math.se/wikis/forberedandefysik/index.php?title=L%C3%B6sning_2.5:6&diff=2764&oldid=prev 2017-12-20T15:50:01Z

<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;">← Äldre version</td> <td colspan='2' style="background-color: white; color:black;">Versionen från 20 december 2017 kl. 15.50</td> </tr> <tr><td colspan="2" class="diff-lineno">Rad 1:</td> <td colspan="2" class="diff-lineno">Rad 1:</td></tr> <tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div>Varje stång har sitt masscentrum mitt på stången eftersom den är homogen.<del style="color: red; font-weight: bold; text-decoration: none;">&lt;br\&gt;</del></div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>Varje stång har sitt masscentrum mitt på stången eftersom den är homogen.</div></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: #ffa; color:black; font-size: smaller;"><div>&#160;</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>&lt;math&gt;<ins style="color: red; font-weight: bold; text-decoration: none;">\displaystyle \mathbf{r}_g </ins>= \frac{<ins style="color: red; font-weight: bold; text-decoration: none;">4\textrm{kg}</ins>(0<ins style="color: red; font-weight: bold; text-decoration: none;">,</ins>5<ins style="color: red; font-weight: bold; text-decoration: none;">;\</ins>,1)<ins style="color: red; font-weight: bold; text-decoration: none;">\textrm{</ins>m<ins style="color: red; font-weight: bold; text-decoration: none;">}</ins>+<ins style="color: red; font-weight: bold; text-decoration: none;">4\textrm{kg}</ins>(1;<ins style="color: red; font-weight: bold; text-decoration: none;">\,</ins>0,5)<ins style="color: red; font-weight: bold; text-decoration: none;">\textrm{</ins>m<ins style="color: red; font-weight: bold; text-decoration: none;">}</ins>}{<ins style="color: red; font-weight: bold; text-decoration: none;">4\textrm{kg}</ins>+<ins style="color: red; font-weight: bold; text-decoration: none;">4\textrm{kg}</ins>} = \frac{(6;<ins style="color: red; font-weight: bold; text-decoration: none;">\,</ins>6)}{8}<ins style="color: red; font-weight: bold; text-decoration: none;">\textrm{</ins>m<ins style="color: red; font-weight: bold; text-decoration: none;">} </ins>= \frac{(3;<ins style="color: red; font-weight: bold; text-decoration: none;">\,</ins>3)<ins style="color: red; font-weight: bold; text-decoration: none;">\textrm{m}</ins>}{4} = (0,75;<ins style="color: red; font-weight: bold; text-decoration: none;">\,</ins>0,75)<ins style="color: red; font-weight: bold; text-decoration: none;">\,\textrm{</ins>m<ins style="color: red; font-weight: bold; text-decoration: none;">} </ins>&lt;/math&gt;</div></td></tr> <tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div>&lt;math&gt;<del style="color: red; font-weight: bold; text-decoration: none;">r_g</del>=\frac{<del style="color: red; font-weight: bold; text-decoration: none;">4kg</del>(0<del style="color: red; font-weight: bold; text-decoration: none;">;</del>5,1)m+<del style="color: red; font-weight: bold; text-decoration: none;">4kg</del>(1;0,5)m}{<del style="color: red; font-weight: bold; text-decoration: none;">4kg</del>+<del style="color: red; font-weight: bold; text-decoration: none;">4kg</del>}=\frac{(6;6)}{8}m=\frac{(3;3)}{4}<del style="color: red; font-weight: bold; text-decoration: none;">m</del>=(0,75;0,75)m&lt;/math&gt;</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div></div></td></tr> </table>

Louwah http://wiki.math.se/wikis/forberedandefysik/index.php?title=L%C3%B6sning_2.5:6&diff=1281&oldid=prev 2009-12-16T15:07:23Z

<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;">← Äldre version</td> <td colspan='2' style="background-color: white; color:black;">Versionen från 16 december 2009 kl. 15.07</td> </tr> <tr><td colspan="2" class="diff-lineno">Rad 1:</td> <td colspan="2" class="diff-lineno">Rad 1:</td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>Varje stång har sitt masscentrum mitt på stången eftersom den är homogen.&lt;br\&gt;</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>Varje stång har sitt masscentrum mitt på stången eftersom den är homogen.&lt;br\&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 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;r_g=\frac{4kg(0;5,1)m+4kg(1;0,5)m}{4kg+4kg}=\frac{(6;6)}{8}m=\frac{(3;3)}{4}m=(0,75;0,75)m&lt;/math&gt;</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>&lt;math&gt;r_g=\frac{4kg(0;5,1)m+4kg(1;0,5)m}{4kg+4kg}=\frac{(6;6)}{8}m=\frac{(3;3)}{4}m=(0,75;0,75)m&lt;/math&gt;</div></td></tr> </table>

Lena Chytraeus http://wiki.math.se/wikis/forberedandefysik/index.php?title=L%C3%B6sning_2.5:6&diff=1256&oldid=prev 2009-12-16T13:43:40Z

<p>Ny sida: Varje stång har sitt masscentrum mitt på stången eftersom den är homogen.&lt;br\&gt; &lt;math&gt;r_g=\frac{4kg(0;5,1)m+4kg(1;0,5)m}{4kg+4kg}=\frac{(6;6)}{8}m=\frac{(3;3)}{4}m=(0,75;0,75)m&lt;/math&gt;</p> <p><b>Ny sida</b></p><div>Varje stång har sitt masscentrum mitt på stången eftersom den är homogen.&lt;br\&gt;<br /> <br /> &lt;math&gt;r_g=\frac{4kg(0;5,1)m+4kg(1;0,5)m}{4kg+4kg}=\frac{(6;6)}{8}m=\frac{(3;3)}{4}m=(0,75;0,75)m&lt;/math&gt;</div>

Lena Chytraeus