Centroid, Area, Moments of Inertia, Polar Moments of Inertia, & Radius of Gyration of a Cross

Rectangular Cross


C_x	C_y	Area


Moment of Inertia about the x_c axis I_xc	Moment of Inertia about the y_c axis I_yc	Polar Moment of Inertia about the z_c axis J_zc
		= I_x + I_y

Radius of Gyration about the x_c axis k_xc	Radius of Gyration about the y_c axis k_yc	Radius of Gyration about the z_c axis r_zc
		r_zc² = k_xc²+k_yc²

Guide for high quality and cost-effective plastic injection molding.

Learn the best principles to negotiate the salary you deserve!

Wages, employment opportunities, and growth projections for STEM jobs.

Information, coverage of important developments and expert commentary in manufacturing.