21 A quarter sector of a uniform disc of radius R is shown

Last updated: 6/10/2023

21 A quarter sector of a uniform disc of radius R is shown in figure The coordinates of center of mass is 1 2 3 2R 2R 3 3 2R 4R 3 3 9 9 4R 4R 3 3 9 4R 2R 3 3 ya R R X