Q1:A reinforced concrete tank * has a bottom plate (foundation) which assumed to be sliding (hinge), find the magnitude that used for drawing the Tangential Force, and then find maximum shear force, using the following data: Diameter (D) =9014mm, Height (H)=8000mm, Thickness (t)=335mm,Poisson ratio (v)=0.25, yw=1OKN/m3=1x10-5 N/ mm3
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- SITUATION 1: A 250 mm wide rectangular concrete beam is reinforced for tension only. The beam has an effective depth of 300 mm. fc' = 9.3 MPa, fs = 138 MPa, n = 9. Use working stress design for balanced %3D condition. 1. Which of the following most nearly gives the value of k. a. 0.3225 c. 0.6234 b. 0.3526 d. 0.3775 2. Which of the following most nearly gives the value of j. a. 0.7482 c. 0.8742 b. 0.8472 d. 0.4278 3. Which of the following most nearly gives the balanced moment capacity of the beam in kN.m. a. 34.52 C. 36.7 b. 45.36 d. 32.3I. Single-choice questions.: 5. Bridge piers belong to which part of a bridge? ( ) A. Bridge superstructure B. Bridge substructure C. Bridge deck system D. Bridge foundation 6. When calculating the load transverse distribution coefficient (m) near the bearing supports of a simply-supported beam bridge, which kind of calculation method is recommended? ( ) A. Lever principle method B. Hinge joint slab method C. Eccentric compression method D. G-M methodA distributed load of w N/m is applied over an entire length of a simply supported beam 8m long. The beam section is made up of four 20mmx100mm rectangles arranged as shown. Determine the following: a. maximum value of w without exceeding the permissible flexure stress of 10MPa. b. maximum value of w without exceeding the permissible shear stress of 1.2MPa. c. maximum value of w without exceeding the permissible screw strength of 800N for a pitch of 75mm.Please show your clean and complete solution. Thanks
- Q1: For the one way slab system shown in Fig (2), Find maximum positive moment and maximum negative moment In beams and design the beam for both WL = Wa = All Columns = 250* 400 All Beams = Student bw L Wa WL, kN/m h, mm 4m 1.5m mm 1 17 300 150 1.5 8.75 1.4 450QUESTION: The distributed load on the T-section beam shown below and moment affects. A is the fixed joint and B is the sliding joint. This beam is made of a ductile material with a yield stress (σak) of 1000 MPa. The thickness (depth) of the beam profile is t=6 mm. A) As a mechanical engineer, check the strength of this beam (in terms of Normal and Shear Stress) ? B) In order for the existing beam to run smoothly, two 100x25 mm plates made of the same material are planned to be welded to this beam. The mechanical engineer working in the factory told the welder to weld this piece under the beam (where the B point is). But the welder, regardless of what the mechanical engineer said, welded this plate to both sides of the existing T-section beam as shown below, thinking that it wouldn't matter anyway. As a mechanical engineer : 1) After welding these plates on both sides of the beam, as the welder did, find out whether the new beam will work smoothly or not by making the necessary…What is the value of the shear stress at the neutral axis in a rectangular section of base b, height h and subjected to the shear force F? 1.3F/b O 2. (3F)/(2bh) O 3. F/2
- Determine the Adjusted Unit Compressive with dimension of ends with length of is 9.56 MPa. E= Fixed Fixed Stress for a rectangular column 200 mm x 200 mm and fixed support at both 4.5 meters. If the Allowable compressive stress 7310 MPa PI 4.50 m 200 mm 200 mm Column Section1) Determine the Cracking moment of the section below: (image attached below) 2) A rectangular reinforced concrete beam with width of 300mm and effective depth of 515 mm is reinforced with 4D32mm RSB. Using working stress analysis for cracked sections, find the maximum stress of concrete and steel, if the section is subjected to a moment equal to 106 mm kN-m. Use 8 as the modular ratio of the beam. 3) Given: b= 300 mm ; d= 425 mm; d’= 65mm; As’=2D25; As= 6D25 (two layers); fc’=28MPa and fy=345MPa. Solve for the Nominal Moment Capacity of the section, Mu.A simply supported wood beam with overhang is subjected to uniformly distributed load q. * Inserted Photo * The beam has a rectangular cross section with width b = 200 mm and height h = 250 mm.Determine the maximum permissible value q if the allowable bending stress is ?all = 11.2 MPa, and the allowable shear stress is ?all = 1.50 MPa. (Enter the magnitude in kN/m.)
- A distributed load of w N/m is applied over an entire length of a simply supported beam 8m long. The beam section is made up of four 20mmx100mm rectangles arranged as shown. A. Determine the maximum value of w without exceeding the permissible flexure stress of 10MPa. B. Determine the maximum value of w without exceeding the permissible shear stress of 1.2MPa. C. Determine the maximum value of w without exceeding the permissible screw strength of 800N for a pitch of 75mm.1. A W150×18-shape rolled-steel beam is to be used for the structure shown in the following figure. For the rolled-steel, the maximum normal stress [] = 170 MPa and the maximum shear stress [7] = 100 MPa. Knowing d = 153 mm, tw = 5.8 mm, = 9.2 x 10-6 m², S₂ = 1.2 x 10-4 m³, determine the allowable load F acting at the 1₂ middle of the beam. A 3 m · — · — · – tw bf F NA 3 m d BA rectangular reinforced concrete beam has a cross-section dimensions b=400mm andoverall depth h= 800mm. The beam as shown in the image below carries asuperimposed dead load of 12 kN/m (excluding the self-Weight of the beam) andspecified live load of 20 kN/m. The beam has a compressive strength of 30Mpa andreinforcement yield strength of 400 Mpa a) What is the self weight of the beam? b) What is the modulus of elasticy and yeild strain of reinforcement