I was wondering if any one can help me with ansys. i am trying to do a modal analysis on an office projector. the problem is that i dnt know how to the analysis in relation to what elements to use. it is a 3d model. i know that beam 3 and mass 21 elemnts are used for 2d analysis, but i dnt know which elements i need to use for 3d model, and secondly what real constants have to be considered.I have attached a copy of the text command. plz help
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modal analysis
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