14- Find the Flexture Strength: Analysis Problem 9-7-lb>lr.
Find the flexure strength-solved problem 9- 7-Lb is bigger than Lr. A step-by-step guide to detrmine the flexture strength Fcr and Mrx.
Maged kamel
7- An Easy Guide to Modified Newton-Raphson method.
The Modified Newton-Raphson method is another method for root finding. A simple modification to the previous method of Newton -Raphson was introduced.
6a- Two Solved problems for Newton-Raphson method.
Two solved problems for Newton-Raphson method for root extraction or roots finding are presented in this post.
6- Newton-Raphson method-Easy approach
Newton-Raphson method. is another method for roots finding. The derivation of this method is based on the linear approximation method.
13-Solved problem 4-6-how to find the available flexure strength?
Solved problem 4-6- how to get the available flexure strength for a beam? this is an analysis problem, bracings distances are >Lp but less than Lr.
12- Easy introduction to plastic bracing length Lp, Lr, Fcr.
Review of the information of Lp, Lr, Fcr, what are the relating equation for each item? a practice example is given for illustration of the subject.
4-Moment of inertia Iy for the rectangular section.
How to estimate the Moment of inertia Iy for the rectangular section about axis y? What will be the Iyg value at the Cg?
11-Solved problem 4-5-Design a steel beam-lb less than lp.
Solved problem 4-5-Design a steel beam-lb less than lp. A detailed step by step calculation for LRFD and ASD design parameters.
3- Easy introduction to Ix for the rectangular section.
How to estimate the Moment of inertia Ix for the rectangular section using a horizontal strip about axis x? What will be the Ixg value and radii of gyration?
5A-Practice problems with linear approximation
In this post, there are practice problems with linear approximation. these pr practice problems are using step-by-step illustration.
10a- Regions for Lateral-torsional buckling for beams -2/2.
We have three Regions for Lateral-torsional buckling for beams. A new item is discussed which is moment gradient cb.
10-Step by step guide to Lateral-torsional buckling.
Lateral-torsional buckling is the overall instability of a beam, includes twisting of the member and lateral buckling of the compression flange.
2-Parallel axes theorem for Iy, polar moment of inertia.
Introduction to the parallel axes theorem for Iy and polar moment of inertia. and how to get the values of radius of gyrations kx and Ky.
9A-Solved problem-7-4-1-part 2.
Solved problem-7-4-1-part 2. In this part we will deign a Wsection for a steel beam with span of 20 feet based on steel A572.
5- What is the Linear Approximation method?
Introduction to linear approximation, what is a linear approximation equation?