Three particles each of mass 100 g are placed at the vertices of an equilateral triangle of side length 10 cm. Find the moment of inertia of the system about an axis passing through the centroid of the triangle and perpendicular to its plane.

Three particles each of mass 12 g are located at the vertices of an equilateral triangle of side 10 cm. Calculate the moment of inertia of the system about an axis passing through the centroid and perpendicular to the plane of the triangle?

Three particles, each of mass 0.5 kg, are situated at the comers of an equilateral triangle of side 0.4m. Find the M.I. and radius of gyration of the system about an axis passing through the centroid of the triangle and perpendicular to its plane

Three particles, each of mass 200 g are kept at the corners of an equilateral triangle of side 10 cm. Find the moment of inertia of the system about an axis joining two of the particles.

Four particles each of mass 100g are placed at the corners of a square of side 10 cm. Find the moment of inertia of the system about an axis passing through the centre of the square and perpendicular to its plane. Find also the radius of gyration of the system.

Three particles each of mass 'm' are kept at the three vertices of an equilateral triangle of side 'a'. Moment of inertia of the system about an axis passing through the centroid and perpendicular to its plane is