http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?action=history&feed=atom&title=Solution_19.4aSolution 19.4a - Revision history2026-05-27T19:00:07ZRevision history for this page on the wikiMediaWiki 1.11.1http://wiki.sommarmatte.se/wikis/2009/bridgecoursemechanics/index.php?title=Solution_19.4a&diff=1460&oldid=prevIan: New page: As the intercept is 0 and the gradient is <math>\frac{8000}{20}=400</math> , using the equation for a straight line, the force at a time <math>t</math> is given by: <math>F=400t+0=400t<...2010-10-11T13:44:28Z<p>New page: As the intercept is 0 and the gradient is <math>\frac{8000}{20}=400</math> , using the equation for a straight line, the force at a time <math>t</math> is given by: <math>F=400t+0=400t<...</p>
<p><b>New page</b></p><div>As the intercept is 0 and the gradient is <br />
<math>\frac{8000}{20}=400</math><br />
, using the equation for a straight line, the force at a time <br />
<math>t</math><br />
is given by:<br />
<br />
<math>F=400t+0=400t</math><br />
<br />
As the mass is 1000 kg, using Newtons's second law, the acceleration is given by:<br />
<br />
<math>a=\frac{F}{1000}=\frac{400t}{1000}=\frac{2t}{5}</math></div>Ian