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Sahay Sir > Question Answers > MTG NEET Physics > Part 1 > Chapter 9 - Rotation > Figure shows a uniform disc of radius R from which a hole of radius R/2 has been cut out from left of the centre and is placed on the right of the centre of the disc. Find the CM of the resulting disc.

Figure shows a uniform disc of radius R from which a hole of radius R/2 has been cut out from left of the centre and is placed on the right of the centre of the disc. Find the CM of the resulting disc.

Two masses of 6 and 2 units are at position (6i - 7j) and (2i + 5j - 8k) respectively. The coordinates of the centre of mass (CM) are