Four point size bodies each of mass `m` are fixed at four corners of light square frame of side length `1m`. The radius of gyration of these four bodies about an axis perpendicular to the plane of frame passing through its centre is

Four point size bodies each of mass M are fixed at four corners of a light square frame of side length L . The moment of inertia of the four bodies about an axis perpendicular to the plane of frame and passing through its centre is

Four particles each of mass m are placed at the corners of a square of side length l . The radius of gyration of the system about an axis perpendicular to the plane of square and passing through its centre is

Four particles each of mass m are placed at the corners of a square of side length l . The radius of gyration of the system the moment of inertia of four bodies about an axis perpendicular to the plane of frame and passing through a corner is

Four particles each of mass m are placed at the corners of a square of side length l . The radius of gyration of the system the moment of inertia of four bodies about an axis passing through any side of frame is

Three point sized bodies each of mass M are fixed at three corners of light triangular frame of side length L . About an axis perpendicular to the plane of frame and passing through centre of frame the moment of inertia of three bodies is

Three point sized bodies each of mass M are fixed at three corners of light triangular frame of side length L . About an axis perpendicular to the plane of frame and passing through a corner of frame the moment of inertia of three bodies is