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Put it another way , twirling a rod like a majorettes baton is easier than waving the same rod like a magic wand ... [ Invalid Attachment ] http://en.wikipedia.org/wiki/List_of_moments_of_inertia#List_of_3D_inertia_tensors [Links inactive - To make links active and clickable, login or click here to register]
These are not flat dishes
Quote from: VictorEliasEspinozaGuedez on 29/12/2014 09:30:28These are not flat dishesThe same principle applies to a dish, or any shape : rotating it about one axis can be more difficult than rotating it about another because of the different moments-of-inertia ... [ Invalid Attachment ] http://hyperphysics.phy-astr.gsu.edu/hbase/tdisc.html [Links inactive - To make links active and clickable, login or click here to register]