273_Problem CHAPTER 9

273_Problem CHAPTER 9 - PROBLEM 9.184 Prob. 9.169 For the...

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PROBLEM 9.184 Prob. 9.169 For the component described in the problem indicated, determine ( a ) the principal moments of inertia at the origin, ( b ) the principal axes of inertia at the origin. Sketch the body and show the orientation of the principal axes of inertia relative to the x , y , and z axes. SOLUTION ( a ) From the solution of Problem 9.169 have 22 11 24 xx y WW I aI a gg == 1 8 yy z I a 53 68 zz x I a Substituting into Equation (9.56) () () 2 222 32 2 2 15 1 5 5 1 113 1 26 2 6 6 2 488 Ka K a K         −+ + + + +                 () 3 2 2 151 1 3 5 1 1 1 3 2 0 262 8 8 6 4 4 8 8 W a g    −− =   
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This note was uploaded on 07/11/2011 for the course EGM 2511 taught by Professor Jenkins during the Spring '08 term at University of Florida.

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