In a plate girder subjected to a bending moment of 200 kN-m, the width and thickness of flange are 200 mm and 10 mm respectively. What is the economical depth of the girder by assuming the moment is resisted by the flange only? (Take fy = 250 MPa)
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- A rigid beam loaded with negligible mass is pinned at B and is supported by two indentical rods, except for the length. determine: a) The force in rod C b) The force in rod D *DRAW THE FBD; COMPLETE SOLUTION *USE 3 DEC PLACESA 380mmx520mm beam is reinforced with 5 diameter 28mm steel bars (one layer). Strength of concrete is 30MPa and steel yield strength is 400MPa. Take the steel cover to be 60mm. Determine the balanced moment, kN-m Determine the maximum moment if strain in steel is 0.005 Determine the design strength of the beam, kN-mQuestion 3 of 5 -/ 20 E View Policies Current Attempt in Progress A steel [E = 200 GPa] bar (1) supports beam AB. The cross-sectional area of the bar is 580 mm2. If the stress in the bar must not exceed 330 MPa and the maximum deformation in the bar must not exceed 13 mm, determine the maximum load P that may be supported by this structure. Use dimensions of a = 4 m, b 2.4 m, and c = 5.2 m. %3! C (1) a Answer: kN P = Attempts: 0 of 1 used Sub Save for Later B.
- Calculate the maximum tensile and compressive stresses in the section of BC of the beam. BLO Nara 0.5 in LOO KN 1.5 m ( 1.00 KN C 0.5 m D 200 inn 100 mm 25 mm 150 mm t T 25 mmTwo steel plates (A572, Fy = 50 ksi) are welded together to form an inverted T-beam. Determine the maximum bending stress developed. Also determine the maximum shear stress at the neutral axis of the cross-section and at the intersection where the stem joins the flange. Ignore the weight of the steel plates.Determine the force in member AB of the truss below. Indicate as positive if the member is in tension and negative (-) if the member is in compression. Provide the answer in kips t H 1.5 k F 2 k 2 k G B C . 8 ft 8 ft -8 ft 8 ft E D 4 ft Q Search securySearch 5 17 & 8
- It is not complex, this question for civil engineers expert! A beam is used to support a concentrated load of 12 kN and a distributed load (w). The beam has the following restrains: Fixed support at A, a hinge at B and a roller support at C. If the distributed Load w is 6 kN/m and E is known to be 200 GPa, Determine the following: a. Determine the absolute maximum bending stress in the strut in (MPa). Your solution has to include the shear and bending moment diagram. b. Determine the radius of curvature for member BC in meters. c. It came to your knowledge that the section used has to be changed, calculate the Smin in mm3 for the strut if the allowable stress is 170 MPa. d. If the supports at A and C were changed to pin supports and the hinge at B was removed. How would the maximum bending stress change? Support your claim with numbers. please make sure the answer is correct 100% be accurate and I need clear answer thank youConsider the loads of the figure to be axially applied at sections B, C, and D to the concrete structure supported at A. IW E F P G 5 kN 5 kN A Determine P in kN when member BC is 24 mm in diameter, the axial stress in section F is 588 MPa, and W 309822 N. = 10 kN C 10 kN Rigid -bearing platesA compound girder consists of a 45 cm by 18 cm steel joist, of weight 1000 N/m, with a steel plate 25 cm by 3 cm welded to each flange. If the ends are simply-supported and the effective span is 10 m, what is the maximum uniformly distributed load which can be supported by the girder? What weld thicknesses are required to support this load? Allowable longitudinal stress in plates = 110 MN/m² Allowable shearing stress in welds = 60 MN/m² Allowable shearing stress in web of girder = 75 MN/m² 2.4cm -18cm 14cm 45cm
- A 290 N/m light crane rail sits on and is securely fastened to a W400 mm x 67 kg/m crane girder. The girder is simply supported on a span of 9m. Crane wheel loads: V = 80kN, H = 8kN Assume full transfer of lateral load to the top flange of the girder. Girder properties are: A =8580 mm2 d= 400mm tw = 8.5mm bf = 179mm tf =14mm Ix = 2.44 x 108 mm4 Iy = 0.14 x 108 mm4 a) What is the maximum bending stress, fbx (MPa), in the girder? b) What is the maximum bending stress, fby (MPa), in the girder? c) Using the interaction formula, fbx/Fbx + fby/Fby, determine the maximum span of the girder so that the section shall be adequate for the given loads if the allowable stresses are: Fbx = 207 MPa; Fby = 258 MPa.1. Given the values of the load L and dimension R, for what value of the couple M will the force in link CH be equal to 10 kN, compressive? Note that R = 2m and L = 50 kN. FR R -R D C в м А F G E to -R- - 2R Given: (figure); R = 2m, L = 50kN Required: M so that FCh = 10 kN,CA T-section has a flange width of 750 mm, thickness of flange is 50mm. Effective depth is 750 mm with a width of web section of 350 mm. The beam is subjected to a factored moment ??=816 kN-m, concrete has a strength of 21 MPa and that the yield stress of the steel is 277 MPa. Determine the following:a. Nominal moment capacity of the overhanging portion of the section.b. Depth of the compression blockc. Area of reinforcemen