PROBLEM 9.125 Determine by direct integration the moment of inertia with respect to the yaxis of the tetrahedron shown assuming that it has a uniform density and a mass m. SOLUTION Have 1ayxyaahh=+and 1byzybbFor the element shown 211122ydmxzdyabdyhρρ==+Then 20112hymdmabdyhρ−+∫∫031123hhyabh−=×+() ( )33116abh=−−16abh=
This is the end of the preview. Sign up
access the rest of the document.
This note was uploaded on 07/11/2011 for the course EGM 2511 taught by Professor Jenkins during the Spring '08 term at University of Florida.