Lecture 09 - ME 221 Statics Lecture #9 Sections 9.1 9.6...

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ME221 Lecture 9 1 ME 221 Statics Lecture #9 Sections 9.1 – 9.6
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ME221 Lecture 9 2 Homework #4 Chapter 4 problems: Chapter 9 problems Due Monday, June 14 MatLab Group Problems 4.13 – plot as a function of R with 0º < α < 45º 4.51 – plot as a function of length “ l 4.60 – plot the equivalent force and point of action Due Monday, June 14
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ME221 Lecture 9 3 Exam #1 Results Scores posted on Angel Solution posted on Angel See syllabus for regrade policy Last day to drop without a grade reported is: Wednesday, June 9
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ME221 Lecture 9 4 Second Moments of Area (Area Moments of Inertia) Second moments of area play a central role in mechanics of materials and dynamics Definition of second moment Basic areas (rectangle, circular, triangular) Definition of polar moment Basic areas (circular) Parallel axis theorem
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ME221 Lecture 9 5 Moments of Area Normally, we want the moment with respect to centriod axes
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This note was uploaded on 07/25/2008 for the course ME 221 taught by Professor Buch during the Summer '08 term at Michigan State University.

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Lecture 09 - ME 221 Statics Lecture #9 Sections 9.1 9.6...

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