Deformation, Strain, and Hooke’s law
by In this lecture, we will introduce very important concepts. We will explain the concepts of axial deformation, axial strain, and we will learn one important …
Month: August 2021
Stress on an Oblique Plane Under the Action of Axial Force
In this strength of materials and mechanics lecture, we will analyze the stress field under the influence of an axial force. We will be interested …
Shearing Stress
In this lecture, we introduce the concept of shear stress. Consider the load scenario and a 2D sketch of an element shown in Fig. 1 …
Move (Translate) Forces From One Point to Another
This brief lecture explains how to move (better to say “translate”) forces from one point to another. This is a useful technique for analyzing the …
Homework 1 – Strength of Materials – System That Cannot be in Static Equilibrium
Consider a triangular-shaped rigid body shown in Fig. 1. below. The body is supported by a pin support at point A, and by a roller …
Introduction to the Concept of Stress – Normal Stress
In this lecture, we introduce the concept of stress and the concept of normal stress. A YouTube video accompanying this lecture is given below. Consider …
Review of the Methods of Statics
In this post, we briefly revise the basic principles of statics and we apply them to compute the reaction forces of a beam. We revise …
Introduction to Basic Matrix Operations in Python using Numpy Library: Define, Add, Multiply, Invert, Save and Load Matrices from Files
In this numerical linear algebra and Python tutorial, we explain how to define matrices and how to perform basic matrix operations in Python using the …