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

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

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

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Rectangular L Beam


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_xc + I_yc

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 those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

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

Optimize your designs, reduce machining time, and lower your costs.

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