[" 12.) Three identical rods,each of mass "m" and length "l" form an equilateral triangles.Moment of inertia "],[" about one of the sides is "]

Three identical rods, each of mass m and length l , form an equaliteral triangle. Moment of inertia about one of the sides is

Three identical rods, each of mass m and length l , form an equaliteral triangle. Moment of inertia about one of the sides is

Three identical thin rods, each of mass m and length l , are joined to form an equilateral triangular frame. Find the moment of inertia of the frame about an axis parallel to tis one side and passing through the opposite vertex. Also find its radius of gyration about the given axis.

Three identical thin rods, each of mass m and length l , are joined to form an equilateral triangular frame. Find the moment of inertia of the frame about an axis parallel to tis one side and passing through the opposite vertex. Also find its radius of gyration about the given axis.

Three thin metal rods,each of mas M and length dL,are welded to form an equilateral triangle.The moment of inertia of the composite structure about an axis passing through the centre of mas of the structure and perpendicualr to its plane is :

Three identical rods each of mass M, length l are joined to form an equilateral DeltaABC . Find the Moment of Inertia about BC as shown.

Three identical rods each of mass M, length l are joined to form an equilateral DeltaABC . Find the Moment of Inertia about BC as shown.

Three indentical thin rods each of mass m and length L are joined together to form an equilateral triangular frame . The moment of inertia of frame about an axis perpendicular to the palne of frame and apssing through a corner is

Four identical thin rods each of mass M and length l_3 , form a square frame. Moment of inertia of this frame about an axis through the centre of the square and perpendicular to its plane is---