EGM 3400/3401 NAME:_______________________ Spring 2007 Quiz 2 Open book/Closed notes – Time limit = 25 minutes A particle moves with 22() 5, () 510mmmxttyss==−ts. Find the radius of curvature of the path when t = 0 seconds and when t = 0.4 seconds. 2552020mvitsmajs⎛⎞=+−⎜⎟⎝⎠=−rrrrrjAt t = 0, ()22222210 225523.536210 2tnnnnjeijeimaaesvvammmρ=+⇒j∴=⋅==⇒==≈rrrr±rrrAt t = 0.4 s, 23253353434
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This note was uploaded on 01/13/2010 for the course EGM 3401 taught by Professor Carlcrane during the Spring '08 term at University of Florida.