HigherEd 2.0

Here’s what I know right now…and there are some good ones.
UPDATED: 11/2, 2.24 pm

Group 1: Ancient Pyramids
Group 2: Netherlands North Sea Protection
Group 3: Maccu Picchu
Group 4: Channel Tunnel
Group 5: Brooklyn Bridge
Group 6: Symbolic Importance of “World’s Tallest” Structures
Group 7: Golden Gate Bridge
Group 8: Bering Strait Bridge
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This homework is a single problem, but I want you to be exceptionally diligent in your approach. To complete this shear and moment problem, you MUST (!!!) follow the 5 steps, and be absolutely explicit about your approach and your solution. Do NOT use the expedited approach presented in Section 7.3. If […]

 

 Video Solution: shear and moment example: Play Now | Play in Popup | Download

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And now for Ch. 7…here’s Prob. 7-7 and three for Prob. 7-51. For Prob. 7-51, do you think all of these are correct? Feel free to discuss with comments on this post…

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At long last I am catching up with some extra credit solutions from Chapter 6…here are four efforts on Prob. 6-41. I think you will agree that some of these solutions are better than others. Although all are correct, in your efforts to learn how to do this problem you will find some […]

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At long last, here are the solutions to the exam problems. Just a reminder: average on the exam was about 86% and the grade distribution can be seen in this histogram. The point is that overall the class performance was quite good. But be warned: exam 2 will be more […]

 

 Exam 1 Problem 1 solution: Play Now | Play in Popup | Download

 

 Exam 1 Problem 2 solution: Play Now | Play in Popup | Download

 

 Exam 1 Problem 3 solution: Play Now | Play in Popup | Download

 

 Exam 1 Problem 4 solution: Play Now | Play in Popup | Download

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We went through parts of this lecture very quickly in class today, so I sort of feel compelled to explain the derivation of those derivative/integral relationships a little better. So the video which accompanies the lecture sort of describes this in more detail and hopefully takes some of the mystery out of the math. […]

 

 Lecture Module 26, October 29 2007: Play Now | Play in Popup | Download

 

 Derivation: derivative relationships among w(x), V, and M: Play Now | Play in Popup | Download

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This is a pretty good one. It’s all about the practical issues associated with drawing shear and moment diagrams. For instance, what are some of the best ways to execute Step 5 (check!)? This module contains some very useful tips on checking your work for maximum accuracy. I can also point you […]

 

 Lecture Module 25, October 26 2007: Play Now | Play in Popup | Download

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You have all been eagerly awaiting the project information for the course…so here it is: the podcast contest! I know, it’s the middle of the semester and you feel like you are on a treadmill–get up, go to class, go home, do homework, go to bed, get up…(yeah, I’ve used that joke before). […]

 

 Example: The Palm (Sept. 2006): Play Now | Play in Popup | Download

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This homework is due on Friday 10/26 at 4 pm. It is all from Chapter 6, and some of the questions are modified, so please read carefully.
Problems: 6-17, 6-30, 6-33, 6-41, 6-47, 6-78, 6-83, 6-103
Hint on 6-17: consider doing the problem as stated in 6-16 (i.e., determine the force in each as a […]

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Today we continued our study of internal forces, getting in to more of the details of shear and moment. We also introduced the very important concept of the shear and moment diagram. If you Google it, you will get hundreds of thousands of results for “shear and moment diagram”, including things like this. […]

 

 Lecture module 24, Oct 22, 2007: Play Now | Play in Popup | Download

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