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Newtons Laws EX 13 - Revision history
2026-04-20T19:49:30Z
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imported>Patrick at 05:10, 14 April 2011
2011-04-14T05:10:48Z
<p></p>
<p><b>New page</b></p><div><math>v_0 = 0</math><br><br />
<math>v = 6 m/s</math><br><br />
<math>\Delta x = 80 cm = 0.8 m</math><br />
<br><br><br />
<math>v^2 - {v_0}^2 = 2 a \Delta x</math><br />
<br />
<math>(6 m/s)^2 - 0 = 2 a(0.8 m)</math><br><br><br />
<math>a = 22.5 m/s^2</math><br />
<br><br><br />
<math>F = ma</math><br />
<br />
<math>F = (50 kg)(22.5 m/s^2)</math><br><br><br />
<math>F = 1125 N</math></div>
imported>Patrick