Category: Second moment of area for plain shapes
9- Easy approach to Ixy for-right-angle -Case-1.
How to estimate the product of inertia Ixy for a right-angle triangle case No.1 at the external axis? step-by-step illustration by using integration. Ixy at the Cg is derived.
8-Moment of inertia-Iy for right-angle triangle-case-1.
How to estimate the moment of inertia-Iy for the right-angle triangle -case-1? This is done by using a vertical strip, Iy at Cg is also estimated.
7-Moment of inertia for right-angle-Ix-Case-1.
How to estimate the moment of inertia for right-angle-Ix – case No.1? two methods are used a horizontal strip and a vertical strip.
6-Solved problems for the estimation of Moment of inertia.
Two solved problems for practice, the first solved problem is for the inertia of a given rectangular section, it is required to estimate Ix&Iy,kx, and Ky.
5- Easy approach for Product of inertia Ixy for a rectangle.
The Product of inertia Ixy for a rectangle Two alternative methods to estimate.The first method is by dividing the rectangle into 4 sections of equal area.
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?
