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qz 31 - ENGINEERING MECHANICS STATICS 2nd Ed W F RILEY AND...

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Unformatted text preview: ENGINEERING MECHANICS - STATICS, 2nd. Ed. W. F. RILEY AND L. D. STURGES 5-35 Locate the centroid of the shaded area shown in Fig. P5—35. SOLUTION The shaded area can be divided into a rectangle with two circles removed. The centroid for the composite area is determined by listing the area, the centroid location, and the first moment for the individUal parts in a table and applying Eqs. 5—13. Thus, M Ye. M l X . . . 3 1n ) 1n. 1n.) 1440 10 2400 —37.71 4 ' —50.28 -113.13 16 —201.12 1289.16 2148.60 V 3 M _ y _ 1289.16 _ . xc ‘ A ' 214.86 ' 6'00 1n' M _ x _ 2148.60 _ . yC _ A - 214086 - 10-00 In. ...
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