Question

6.11 See the steel tables in the Appendix Table A3. 2X STBEL PLATE CENTERED 1 N1482

Answer 1

(6-11) *) alvide the figure entor sempler geometric ahapes, a team and a rectangle 2"X8" Y do W114 X82 1 (0,0) Y (*) data from Appendix 0 component Size Area (A) d bf tp tw 1xx BEAM W14 X 82 24.1902 14:31 in 10.13 in 0.855in 0.51 in 882 in ek) calculations for team and rectangle:- component Avea (AA) (10.2) y 9 ΔΑ ( in? Part 1 84. (14:30) 172.44 = 7.155" (14.31 +1) part 2 16 244.96 = 15.31" ZAAs Ro.1 ZYAA= 417.4 *) The centrodal distance from the reference origins- y = ΣΥΔΑ 417.4 10.4197 ZAA 40.1

5 *calculation required for ostalning moment of enesta about X-axes - dy component Area Cin. ²) Ixc (in.) Ardy² (8n") 10.41-7.155 241 part 882 251.43 = 3.255 9n 8 xq? IG 15-31 - 10.41 part-D 384,16 19 = 5:33 4.99n ZIxco = 887.33 ZA. dy'= 635.59. ICE dyz clistance bw the total body's centroid to the dorpelual centroid. * The moment of inentia about the X-asis : Ixe = ZIec+ Z Aidy? = (887-33) + (635.59) Ix = 1,522.92984 Ang The moment of inertia about the x-axis. * The moment of Snertia atoout the y-axis :- Iy = E Iyy + ZA.dra (148+ 2x83 83 + ZAXO 12 Iy 233.33864 Ary رل The moment of inertia about the ya asus,