Three particles of mass 1,2,3 Kg are placed at the corners A , B , C respectively of an equilateral triangle ABC of edge 1 m .Find distance of there center of masses from A ?
The Answer provided to me is #sqrt(19)/6# please i want a proof to this answe , altough i m getting a different one .
The Answer provided to me is
1 Answer
Apr 23, 2017
The answer is correct.
Placing the triangle in a convenient way, we take moments about the y-axis:
Taking moments about the x-axis:
Now distance