Exam2-2008-solutions

Exam2-2008-solutions - Exam 2 - 2008 Solutions Note: These...

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Unformatted text preview: Exam 2 - 2008 Solutions Note: These just give numerical answers. The matrix method presented in class is the correct technique for the test. px = OA Cos @ theta2 @ t DD + r @ t D Cos @ theta3 @ t DD d py = OA Sin @ theta2 @ t DD + r @ t D Sin @ theta3 @ t DD OA Cos @ theta2 @ t DD + Cos @ theta3 @ t DD r @ t D d OA Sin @ theta2 @ t DD + r @ t D Sin @ theta3 @ t DD vx = D @ px, t D vy = D @ py, t D Cos @ theta3 @ t DD r @ t D- OA Sin @ theta2 @ t DD theta2 @ t D- r @ t D Sin @ theta3 @ t DD theta3 @ t D Sin @ theta3 @ t DD r @ t D + OA Cos @ theta2 @ t DD theta2 @ t D + Cos @ theta3 @ t DD r @ t D theta3 @ t D values = 8 r @ t D 48.3, theta2 @ t D 210 Pi 180, OA 20, theta2' @ t D 50, theta2'' @ t D 0, d 30, theta3 @ t D 12 Pi 180, CD 10, BC 20. < : r @ t D 48.3, theta2 @ t D 7 p 6 , OA 20, theta2 @ t D 50, theta2 @ t D 0, d 30, theta3 @ t D p 15 , CD 10, BC 20. > sol = Solve @8 vx, vy...
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Exam2-2008-solutions - Exam 2 - 2008 Solutions Note: These...

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