Three identical metal balls each of radius r are placed

Last updated: 6/12/2023

Three identical metal balls each of radius r are placed touching each other on a horizontal surface such that an equilateral triangle is formed when the centres of the three balls are joined The centre of mass of the system is located at 1 horizontal suface 2 centre of one of the balls 3 line joining centres of any two balls 4 point of intersection of their medians