223_Dynamics 11ed Manual

223_Dynamics 11ed Manual - Engineering Mechanics Dynamics...

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Engineering Mechanics - Dynamics Chapter 13 friction between the ball and horizontal plane. Hint: First show that the equation of motion in the θ direction yields a = r '' + 2r' ' =( 1 / r )( d ( r 2 ' )/ dt ) = 0.When integrated, r 2 ' = c where the constant c is determined from the problem data. Given: M 2kg = r 0 0.5 m = ' 0 1 rad s = v 0.2 m s = r 1 0.25 m = Solution: Σ F = Ma ; 0 Mr '' 2 r' ' + () = M 1 r d d t r 2 ' = Thus cr 0 2 ' 0 = r 1 2 ' 1 = ' 1 r 0 r 1 2 ' 0 = ' 1 4 rad s = rr 1 = r' v = r'' 0 m s 2 = ' ' 1 = TM r'' r ' 2 = T 8N = Problem 13-102 The smooth surface of the vertical cam is defined in part by the curve r = ( a cos + b ). If the forked rod is rotating with
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This note was uploaded on 08/16/2011 for the course EGN 3321 taught by Professor Christianfeldt during the Spring '08 term at University of Central Florida.

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