Three balls of masses 1, 2 and 3 kg respectively are arranged at the corners of an equilateral triangle of side 1m. What will be the M. I. Of the system about an axis through the centroid and perpendicular to the plane of triangle?
1 Answer
Jan 5, 2018
Height of the equilateral triangle having each side 1 m is
So its circumradius will be
Hence the M. I. Of the system about an axis through the centroid (G) and perpendicular to the plane of triangle will be given by