Lesson Friday September 27th

# Matplotlib compatibility patch for Pyodide
import matplotlib
if not hasattr(matplotlib.RcParams, "_get"):
    matplotlib.RcParams._get = dict.get

Lesson Friday September 27th#

During today’s lesson you’ll work on an exercise on the topic of the force method for truss structures. Please ask your questions regarding the homework as well!

Exercise force method for truss structures#

Given the following structure.

../../_images/structure15.svg

  1. Find the normal force in element \(\text{BC}\) and \(\text{BE}\)

  2. Find the displacement of joint \(\text{E}\)

Solution assignment 1

\(N_\text{BE} \approx 3.074 \text{ kN}\)

\(N_\text{BC} \approx 2.273 \text{ kN}\)

Solution assignment 2

\(w_\text{E} \approx 6.147 \text{ mm}\) ↓

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