Four identical rods of length L are joined end to end to form a square. The mass of each rod is `M`. The moment of inertia of the square about the median line is

Four identical rods are joined end to end to form a square. The mass of each rod is M . The moment of inertia of the square about the median line is

Four thin metal rods, each of mass M and length L , are welded to form a square ABCD as shown in figure. The moment of inertia of composite structure about a line which bisects rods AB and CD is

Four thin uniform rods each of length L and mass m are joined to form a square . The moment of inertia of square about an axis along its one diagonal is

Three identical thin rods each of length l and mass M are joined together to from a letter. H . What is the moment of inertia of the system about one of the sides of H ?

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