PROBLEM 9.117 The rhombus shown has a mass m and was cut from a thin, uniform plate. Determine the mass moment of inertia of the rhombus with respect to (a) the xaxis, (b) the yaxis. SOLUTION First note 12222Aabab=××=and or 2mmtAtabρρ==Now ()()3, area112DDI′=313ab=Then , mass, areaDDDDItIρ′′=3211236mabmbab(a) ()33, area123xIbaabThen 3, mass, area1xxmItIa b
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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.