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EG 10111/10112 Introduction to Engineering Copyright © 2009 University of Notre Dame Exam review (continued) Introduction to Engineering Systems Lecture 12 (10/05/2009) Prof. Andrés Tovar
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EG 10111/10112 Introduction to Engineering Copyright © 2009 University of Notre Dame Announcements Exam –When: Tue, Oct 6, 8 – 9:15 AM –Where: Stepan Center Presentation –When: This week on you LC session –Where: LC Course Instructor Feedback (CIF) –http://www.nd.edu/~cif/http://www.nd.edu/~cif/ –Oct 2 – Oct 9 2
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EG 10111/10112 Introduction to Engineering Copyright © 2009 University of Notre Dame Exam – Module 1 Reading material Lectures posted on Concourse Learning Center guides Homework assignments Reference book –Sections 1.1, 1.2, and 1.4 –Chapters 4 and 5 –Chapters 9 and 10 All Matlab videos 3 Topics Matlab Statistics Probability F.O.S. Engineering Design Process Tower bracing and metrics Physics of Towers: Forces Measuring and error Line fit Sum of Squared Error Technical Communication Modeling Theoretical models (Newton's, etc)
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EG 10111/10112 Introduction to Engineering Copyright © 2009 University of Notre Dame Example problem 1.Consider a sub-assembly of width 10 cm, depth 15 cm, and height 20 cm. If this sub-assembly is braced using two diagonal members in their external wall (see Figure) then its bracing ratio is a)250/600 b)424/600 c)50/70 d)1/2 e)5/8 4 10 cm 15 cm 20 cm Answer: e
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EG 10111/10112 Introduction to Engineering Copyright © 2009 University of Notre Dame Example problem 5 Answer: d
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EG 10111/10112 Introduction to Engineering Copyright © 2009 University of Notre Dame Example problem 1.Given x1=[1 2 3]; x2=[0 -1 -2]; y=(x1-x2)<=3 the outcome is a)y = 1 3 5 b)y = 1 1 5 c)y = 1 1 0 d)y = 1 0 0 e)y = 0 0 5 6 Answer: c
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EG 10111/10112 Introduction to Engineering Copyright © 2009 University of Notre Dame Example problem 7 Answer: d
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EG 10111/10112 Introduction to Engineering Copyright © 2009 University of Notre Dame Example problem 8 Answer: b
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EG 10111/10112 Introduction to Engineering Copyright © 2009 University of Notre Dame Example problem 9 Answer: a
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EG 10111/10112 Introduction to Engineering Copyright © 2009 University of Notre Dame Example problem 10 Answer: b
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EG 10111/10112 Introduction to Engineering Copyright © 2009 University of Notre Dame Example problem 11 Answer: c
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EG 10111/10112 Introduction to Engineering Copyright © 2009 University of Notre Dame Example problem 12 Answer: b
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