Q1 Q1. Determine the position of centre of mass of an object of mass M in the shape of a right angled triangle whose dimensions are shown in figure. The object has a uniform mass per unit area. Share with your friends Share 3 Vijay Shankar Yadav answered this Dear Student, Take smaal strip of ydx as in figure Xcm=∫0axδydx∫0aδydx here δ→mass per unit area and y=bax equation of straight line hence Xcm=∫0ax2dx∫0axdx=23asimilarly for take small strip along x-axis Ycm=∫0by(a-x)dy∫0b(a-x)dy substituting the value x in the terms of y=∫0by(b-y)dy∫0b(b-y)dy=b3So center of mass =2a3,b2 Regards 0 View Full Answer