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Mlment of inertia of a triangle after removing middle triangle ffe

Answer»

Answer:12ML2Explanation:The MOMENT of inertia of a single rod about an axis passing through its CENTER and PERPENDICULAR to it is112ML2That of each side of the EQUILATERAL triangle about an axis passing through the triangle's center and perpendicular to its plane is112ML2+M(L2√3)2=16ML2(by the parallel axis THEOREM).The moment of inertia of the triangle about this axis is then3×16ML2=12ML2I Hope It Will Help!^_^



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