10. Exercises - Revision history

http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?action=history&feed=atom&title=10._Exercises 10. Exercises - Revision history 2026-04-08T00:00:12Z Revision history for this page on the wiki MediaWiki 1.11.1 http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?title=10._Exercises&diff=1743&oldid=prev Ian at 13:22, 27 April 2011 2011-04-27T13:22:21Z

<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 13:22, 27 April 2011</td> </tr> <tr><td colspan="2" class="diff-lineno">Line 4:</td> <td colspan="2" class="diff-lineno">Line 4:</td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>{{Not selected tab|[[10. Newton’s second law|Theory]]}}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>{{Not selected tab|[[10. Newton’s second law|Theory]]}}</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>{{Selected tab|[[10. Exercises|Exercises]]}}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>{{Selected tab|[[10. Exercises|Exercises]]}}</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>{{Not selected tab|[[10. Video|Video]]}}</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>| style="border-bottom:1px solid #797979" width="100%"| &nbsp;</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>| style="border-bottom:1px solid #797979" width="100%"| &nbsp;</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>|}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>|}</div></td></tr> <tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"></td><td colspan="2"> </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>===Exercise 10.1===</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>===Exercise 10.1===</div></td></tr> </table>

Ian http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?title=10._Exercises&diff=1164&oldid=prev Ian at 13:43, 23 May 2010 2010-05-23T13:43:12Z

<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 13:43, 23 May 2010</td> </tr> <tr><td colspan="2" class="diff-lineno">Line 50:</td> <td colspan="2" class="diff-lineno">Line 50:</td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div><div class="ovning"></div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div><div class="ovning"></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>A block of mass 20 kg is pulled across a rough horizontal plane by a string, inclined at 30<math>{}^\circ </math> to the horizontal. If the tension in the string is 50 N and the acceleration produced is 0.5 <math>\text{m}{{\text{s}}^{-2}}</math> find the friction force on the <del style="color: red; font-weight: bold; text-decoration: none;">particle </del>and the coefficient of friction.</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>A block of mass 20 kg is pulled across a rough horizontal plane by a string, inclined at 30<math>{}^\circ </math> to the horizontal. If the tension in the string is 50 N and the acceleration produced is 0.5 <math>\text{m}{{\text{s}}^{-2}}</math> find the friction force on the <ins style="color: red; font-weight: bold; text-decoration: none;">block </ins>and the coefficient of friction.</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: #eee; color:black; font-size: smaller;"><div></div>{{#NAVCONTENT:Answer|Answer 10.5|Solution|Solution 10.5}}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div></div>{{#NAVCONTENT:Answer|Answer 10.5|Solution|Solution 10.5}}</div></td></tr> </table>

Ian http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?title=10._Exercises&diff=1160&oldid=prev Ian at 13:08, 23 May 2010 2010-05-23T13:08:35Z

<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 13:08, 23 May 2010</td> </tr> <tr><td colspan="2" class="diff-lineno">Line 50:</td> <td colspan="2" class="diff-lineno">Line 50:</td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div><div class="ovning"></div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div><div class="ovning"></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>A <del style="color: red; font-weight: bold; text-decoration: none;">particle </del>of mass 20 kg is pulled across a rough horizontal plane by a string, inclined at 30<math>{}^\circ </math> to the horizontal. If the tension in the string is 50 N and the acceleration produced is 0.5 <math>\text{m}{{\text{s}}^{-2}}</math> find the friction force on the particle and the coefficient of friction.</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>A <ins style="color: red; font-weight: bold; text-decoration: none;">block </ins>of mass 20 kg is pulled across a rough horizontal plane by a string, inclined at 30<math>{}^\circ </math> to the horizontal. If the tension in the string is 50 N and the acceleration produced is 0.5 <math>\text{m}{{\text{s}}^{-2}}</math> find the friction force on the particle and the coefficient of friction.</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: #eee; color:black; font-size: smaller;"><div></div>{{#NAVCONTENT:Answer|Answer 10.5|Solution|Solution 10.5}}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div></div>{{#NAVCONTENT:Answer|Answer 10.5|Solution|Solution 10.5}}</div></td></tr> </table>

Ian http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?title=10._Exercises&diff=1157&oldid=prev Ian at 14:47, 21 May 2010 2010-05-21T14:47:38Z

<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 14:47, 21 May 2010</td> </tr> <tr><td colspan="2" class="diff-lineno">Line 34:</td> <td colspan="2" class="diff-lineno">Line 34:</td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div><div class="ovning"></div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div><div class="ovning"></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>A particle of mass 5 kg slides down a smooth plane, inclined at an angle of 30<del style="color: red; font-weight: bold; text-decoration: none;">.</del><math><del style="color: red; font-weight: bold; text-decoration: none;">0</del>{}^\circ </math> to the horizontal. Find the acceleration of the particle down the plane.</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>A particle of mass 5 kg slides down a smooth plane, inclined at an angle of 30<math>{}^\circ </math> to the horizontal. Find the acceleration of the particle down the plane.</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: #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 colspan="2" class="diff-lineno">Line 65:</td> <td colspan="2" class="diff-lineno">Line 65:</td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div><div class="ovning"></div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div><div class="ovning"></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>A particle of mass 3 kg is pulled across a rough horizontal plane, by a string inclined at <del style="color: red; font-weight: bold; text-decoration: none;">30</del><math>{}^\circ </math> to the horizontal by a force of 40 N. The coefficient of friction between the particle and the plane is 0.5. Find the acceleration of the particle.</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>A particle of mass 3 kg is pulled across a rough horizontal plane, by a string inclined at <math><ins style="color: red; font-weight: bold; text-decoration: none;">30 </ins>{}^\circ </math> to the horizontal by a force of 40 N. The coefficient of friction between the particle and the plane is 0.5. Find the acceleration of the particle.</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: #eee; color:black; font-size: smaller;"><div></div>{{#NAVCONTENT:Answer|Answer 10.7|Solution|Solution 10.7}}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div></div>{{#NAVCONTENT:Answer|Answer 10.7|Solution|Solution 10.7}}</div></td></tr> </table>

Ian http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?title=10._Exercises&diff=485&oldid=prev Ian at 13:59, 17 September 2009 2009-09-17T13:59:30Z

<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 13:59, 17 September 2009</td> </tr> <tr><td colspan="2" class="diff-lineno">Line 3:</td> <td colspan="2" class="diff-lineno">Line 3:</td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>| style="border-bottom:1px solid #797979" width="5px" | &nbsp;</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>| style="border-bottom:1px solid #797979" width="5px" | &nbsp;</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>{{Not selected tab|[[10. Newton’s second law|Theory]]}}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>{{Not selected tab|[[10. Newton’s second law|Theory]]}}</div></td></tr> <tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"><div>{{Selected tab|[[<del style="color: red; font-weight: bold; text-decoration: none;">19</del>. Exercises|Exercises]]}}</div></td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>{{Selected tab|[[<ins style="color: red; font-weight: bold; text-decoration: none;">10</ins>. Exercises|Exercises]]}}</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>| style="border-bottom:1px solid #797979" width="100%"| &nbsp;</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>| style="border-bottom:1px solid #797979" width="100%"| &nbsp;</div></td></tr> <tr><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>|}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>|}</div></td></tr> </table>

Ian http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?title=10._Exercises&diff=481&oldid=prev Ian at 16:50, 16 September 2009 2009-09-16T16:50:14Z

<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 16:50, 16 September 2009</td> </tr> <tr><td colspan="2" class="diff-lineno">Line 60:</td> <td colspan="2" class="diff-lineno">Line 60:</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></div>{{#NAVCONTENT:Answer|Answer 10.6|Solution|Solution 10.6}}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div></div>{{#NAVCONTENT:Answer|Answer 10.6|Solution|Solution 10.6}}</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>===Exercise 10.7===</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><div class="ovning"></div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>A particle of mass 3 kg is pulled across a rough horizontal plane, by a string inclined at 30<math>{}^\circ </math> to the horizontal by a force of 40 N. The coefficient of friction between the particle and the plane is 0.5. Find the acceleration of the particle.</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div></div>{{#NAVCONTENT:Answer|Answer 10.7|Solution|Solution 10.7}}</div></td></tr> </table>

Ian http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?title=10._Exercises&diff=479&oldid=prev Ian at 16:47, 16 September 2009 2009-09-16T16:47:23Z

<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;">←Older revision</td> <td colspan='2' style="background-color: white; color:black;">Revision as of 16:47, 16 September 2009</td> </tr> <tr><td colspan="2" class="diff-lineno">Line 51:</td> <td colspan="2" class="diff-lineno">Line 51:</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>A particle of mass 20 kg is pulled across a rough horizontal plane by a string, inclined at 30<math>{}^\circ </math> to the horizontal. If the tension in the string is 50 N and the acceleration produced is 0.5 <math>\text{m}{{\text{s}}^{-2}}</math> find the friction force on the particle and the coefficient of friction.</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div>A particle of mass 20 kg is pulled across a rough horizontal plane by a string, inclined at 30<math>{}^\circ </math> to the horizontal. If the tension in the string is 50 N and the acceleration produced is 0.5 <math>\text{m}{{\text{s}}^{-2}}</math> find the friction force on the particle and the coefficient of friction.</div></td></tr> <tr><td class='diff-marker'>-</td><td style="background: #ffa; color:black; font-size: smaller;"></td><td colspan="2"> </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></div>{{#NAVCONTENT:Answer|Answer 10.5|Solution|Solution 10.5}}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div></div>{{#NAVCONTENT:Answer|Answer 10.5|Solution|Solution 10.5}}</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>===Exercise 10.6===</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><div class="ovning"></div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>A particle, of mass 12 kg slides down a rough slope inclined at 40<math>{}^\circ </math> to the horizontal. The coefficient of friction between the particle and the slope is 0.2. Find the acceleration of the particle.</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div></div>{{#NAVCONTENT:Answer|Answer 10.6|Solution|Solution 10.6}}</div></td></tr> </table>

Ian http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?title=10._Exercises&diff=477&oldid=prev Ian at 16:39, 16 September 2009 2009-09-16T16:39:31Z

<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 16:39, 16 September 2009</td> </tr> <tr><td colspan="2" class="diff-lineno">Line 46:</td> <td colspan="2" class="diff-lineno">Line 46:</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></div>{{#NAVCONTENT:Answer|Answer 10.4|Solution|Solution 10.4}}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div></div>{{#NAVCONTENT:Answer|Answer 10.4|Solution|Solution 10.4}}</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>===Exercise 10.5===</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><div class="ovning"></div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>A particle of mass 20 kg is pulled across a rough horizontal plane by a string, inclined at 30<math>{}^\circ </math> to the horizontal. If the tension in the string is 50 N and the acceleration produced is 0.5 <math>\text{m}{{\text{s}}^{-2}}</math> find the friction force on the particle and the coefficient of friction.</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div></div>{{#NAVCONTENT:Answer|Answer 10.5|Solution|Solution 10.5}}</div></td></tr> </table>

Ian http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?title=10._Exercises&diff=475&oldid=prev Ian at 16:35, 16 September 2009 2009-09-16T16:35:38Z

<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 16:35, 16 September 2009</td> </tr> <tr><td colspan="2" class="diff-lineno">Line 38:</td> <td colspan="2" class="diff-lineno">Line 38:</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></div>{{#NAVCONTENT:Answer|Answer 10.3|Solution|Solution 10.3}}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div></div>{{#NAVCONTENT:Answer|Answer 10.3|Solution|Solution 10.3}}</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>===Exercise 10.4===</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><div class="ovning"></div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>A particle of mass 6 kg starts from rest and accelerates uniformly. The resultant force on the particle has magnitude 15 N. Find the time taken to reach a speed of 10 <math>\text{m}{{\text{s}}^{-1}}</math>.</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div></div>{{#NAVCONTENT:Answer|Answer 10.4|Solution|Solution 10.4}}</div></td></tr> </table>

Ian http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?title=10._Exercises&diff=473&oldid=prev Ian at 16:30, 16 September 2009 2009-09-16T16:30:39Z

<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 16:30, 16 September 2009</td> </tr> <tr><td colspan="2" class="diff-lineno">Line 29:</td> <td colspan="2" class="diff-lineno">Line 29:</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></div>{{#NAVCONTENT:Answer|Answer 10.2|Solution|Solution 10.2}}</div></td><td class='diff-marker'> </td><td style="background: #eee; color:black; font-size: smaller;"><div></div>{{#NAVCONTENT:Answer|Answer 10.2|Solution|Solution 10.2}}</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>===Exercise 10.3===</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div><div class="ovning"></div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div>A particle of mass 5 kg slides down a smooth plane, inclined at an angle of 30.<math>0{}^\circ </math> to the horizontal. Find the acceleration of the particle down the plane.</div></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"></td></tr> <tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="background: #cfc; color:black; font-size: smaller;"><div></div>{{#NAVCONTENT:Answer|Answer 10.3|Solution|Solution 10.3}}</div></td></tr> </table>

Ian