The center of gravity of a semi-circle lies at a distance of _________ – McqOptions

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1.	The center of gravity of a semi-circle lies at a distance of __________ from its base measured along the vertical radius.
A.	3r/ 8
B.	4r/ 3≈ì√Ñ
C.	8r/3
D.	3r/4≈ì√Ñ
Answer» C. 8r/3

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