8. The right-angled frame shown in the figure carries a uniformly distributed loading equivalent to 200 N for each horizontal projected meter of the frame; that is, the total load is 1000 N. Compute the maximum flexural stress at section a-a and section b-b if the cross-section is 50 mm square. 3m 4m 5m 3m 2 m B
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- A flanged cross section is Used to suppaut the lcads shown on the beam on the ext page. The dimen glons oF the ghape are given. Congider the entire om length g Hhe beam and defermine. a:) he maximum tengion bending stres at along he beam and, any location B) te maximum compreggion ben ding stress at any Jocatien along the beam. 20am l00 mm 4.5 YN JOmm Is kN Im 310 mm 270mal AI 1. 5m 1.2m 1o mm 20nmF6-15. Determine the maximum stress in the beam's cross section. wode bas brus d upo or moit A zibosqqA i bonilab ns sineni D 100 mm 30° 75 N m B C 150 mm -y Prob. F6-15 1o ho सQ4/ The rigid beam is supported by a pin at A and two steel wires BD and CE. Each rod has a diameter of d. If the load P on the beam causes the end C to be displaced h downward, determine the normal strain developed in wires CE and BD and the applied load P. Assume E ted - 200 Gpa and a- 1.75 m, b- Im, d- 50mm, h- 10mm
- Given: H 8kips K, ZK. 1- 20° R₁ RIGID Find: R K₂ 777 R₂ 20¹ K₁ = K₁₂ = K₂ = 1 KIP/in , R₂, Rs K3 R3The structural system below using rotational spring + hinge support at joint A and rotational spring + hinge connector at joint B. A horizonal load Q acts at joint C. Please find the critical load Qer. 2k B LThe cross-sectison of a simply supported plate girder is shown in figure. The loading on the grider is symmetrical. The bearing stiffeners at supports are the sole means of providing restraint against torsion. Design the bearing stiffeners at supports. with minimum moment of inertia about the center line of web palte only as the sole design criterion. The flat section available are: 250 x 25, 250 x 32, 200 x 28, and 200 x 32 mm. Draw a sketch 500 25 8 .1445 Dimensions in mm 20 +425
- The simply supported beam consists of a W21x 44 structural steel wide-flange shape [E = 29,000 ksi: 1-843 in.). Assume that the support at D can provide resistance either up or down. For a loading of w-6.7 kips/ft, determine: (a) the beam deflection VA at point A. (b) the beam deflection vc at point C. Assume LAB 12 ft. Lac-5 ft. Lcp-5 ft. Loe * 4 ft. Answers: LAB (a) VA (b) vc i i B Lac LCD in. D in. LDE Equarter points. The maximum live load deflection must not exceed L/240. Lateral support is provided 01 The beam shown in Figure 3 must support two concentrated live loads of 90 kN cah at ake he ends of the bam. Use steel with fy 450 MPa and select a W shape that can resist the live Josd 90 kN 90 kN 1.85 m 1.85 m 1.85 m 1.85 m 7.40 mFind the force member DE. O 218 DE = KN. Compression O 320 4-6. -6 44>6 -6 O 210 75 kN |100 kN 75 kN O 111 D 25 kN - 25 kN- E O 119 33 O 315 B 413 O 297 K H 14 Dimensions in meters
- From the given figure below, determine the maximum flexural stress of the beam if it has a cross section of 150mm wide by 250mm deep. (JN 10 N/m o' RA=42N 42N 3M B IM 75Nm 81NM Im RD=3N -3N 0° 78 Nm 3NM V-DIAG M-DIAGAT-section is the cross section of a loaded beam as shown. Given: U1-32 kN/m; M1 = 100 kN-m; P1=120 kN a.) Draw the shear diagram using graphical solution b.) Determine maximum shearing stress. c.) Determine the shearing stress at the junction of the T-section. 200 mm 32 M- 100 P-120 16 ト 4"L 6 m) 20 mm CS Scanned with CamScanner 100 mm ww OsA steel beam having a span of 14 m. carries a dead load concentrated load Pp = 60 kN at its midspan. The beam is laterally supported at its span. Properties of the wide flange section. rts - 104.39 mm ho - 338.08 mm Jo -1.69 x 10^6 Cw - 4.3 x 10^12 d=356.11 mm tf = 18.03 mm tw - 11.18 mm Sx - 2343 x 103 mm rx = 155.96 mm ry - 93.98 mm Sy = 818 x 10^3 mm Zx = 2573 x 10^3 mm Zy= 1239 x 10^3 mm Fy = 345 MPa Iy = 151 x 10 mm Lp=3.98 Lb=14m Lr=12.98 Cb=1.14 Determine the safe concentrated live load that the beam could support at the center based on its design strength