Last updated: 6/3/2023. A thin disc of non uniform mass distribution is shown in x y plane Surface mass density of disc varies according to relation Gosine where do is a positive constant and e is the angle made by position vector of any point on disc with positive x axis The coordinates of centre of mass of disc are A 0 2R T B 0 R 6 C 0 3nR 2 ... More @Wikipedia
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