07-03ChapGere.0008

07-03ChapGere.0008 - u s 2 5 29.74 8 Data for 7.4-19 s x 5...

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Data for 7.4-18 s x 5 0, s y 52 22.4 MPa, t xy 52 6.6 MPa SECTION 7.4 Mohr’s Circle for Plane Stress 459 Solution 7.4-18 Principal stresses s x 5 0 s y 52 22.4 MPa t xy 52 6.6 MPa (All stresses in MPa) (a) P RINCIPAL STRESSES Point P 1 : s 1 5 R 2 11.2 5 1.8 MPa Point P 2 : s 2 52 11.2 2 R 52 24.2 MPa u p 2 5 74.74 8 2 u p 2 5 180 82 a 5 149.49 8 u p 1 52 15.26 8 2 u p 1 52 a 52 30.51 8 a 5 arctan 6.6 11.2 5 30.51 8 R 5 Ï (11.2) 2 1 (6.6) 2 5 13.0 MPa (b) M AXIMUM SHEAR STRESSES Point S 1 : s aver 52 11.2 MPa t max 5 R 5 13.0 MPa Point S 2 : s aver 52 11.2 MPa t min 52 13.0 MPa u s 2 5 29.74 8 2 u s 2 5 90 82 a 5 59.49 8 u s 1 52 60.26 8 2 u s 1 52 a 2 90 852 120.51 8 ( u 5 90 8 ) s x 1 t x 1 y 1 P 2 S 2 R C O S 1 2 u p 2 A ( u 5 0) R 6.6 P 1 B 6.6 11.2 a R 11.2 22.4 O u p 2 5 74.74 8 1.8 MPa 24.2 MPa y x P 1 P 2 S 1 x 13.0 MPa O S 2 y 11.2 MPa 11.2 MPa
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Unformatted text preview: u s 2 5 29.74 8 Data for 7.4-19 s x 5 1850 psi, s y 5 6350 psi, t xy 5 3000 psi Solution 7.4-19 Principal stresses s x 5 1850 psi s y 5 6350 psi t xy 5 3000 psi (All stresses in psi) a 5 arctan 3000 2260 5 53.13 8 R 5 (2250) 2 1 (3000) 2 5 3750 psi O R R A 2250 3000 3000 1850 4100 6350 S 2 P 2 P 1 S 1 ( u 5 0) a 2 u s 1 2 u p 1 C t x 1 y 1 s x 1 B ( u 5 90 8 ) a R A-PDF Split DEMO : Purchase from www.A-PDF.com to remove the watermark...
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