Solve it on your ow correctly. Don't use artificial inter Problem 2. A simply supported beam of length L carries a uniformly distributed load of 6000N/m and has the cross section shown in Fig. P-2. Find L to cause a maximum flexural stress of 15MPa.200 mm150 mm250 mm300 mmFig P-2

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Answered: Problem 2. A simply supported beam of…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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stresses in beams 1.
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Q.3.L.2
A Simply Supported beam of 4 m span is in the form of hollow square bar (120x120 mm) as shown in Figure Q4 It carries a point load of 40 kN at the mid span. Draw the shear stress distribution at 1 m from the left support.
1. Determine the maximum tensile and compressive bending stresses in the beam shown. 6 kN A B C 120 1.0 m 1.2 m 2 kN -| 4090→ 40 |- Dimensions in mm 2. Find the lightest S-shape for the beam shown if the working stress in bending is 120 MPa. What is the maximum bending stress in the beam selected? 40 kN/m 4 m - 2.4 m 3. For the beam shown in the figure, find the shear stress at a point 30 mm above the bottom of the beam at section C. 50 mm | 14 kN E1.5 m – 3 m 100 mm I = 19.3 × 106 mmª B C A NA 62.5 mm 50 mm 2 m 100 mm 4. The simply supported wood beam, fabricated by gluing together four wooden boards, carries the three concentrated forces. The working bending and shear stresses for the wood are 1000 psi and 600 psi, respectively. Determine the largest allowable value of the force P. P 0.5 in. → -8 in.→+ 0.5 in. P 2 in. 2 ft -4 ft-+ 4 ft→ 2 ft 6 in. $2 in. SAP
The beam has a rectangular cross section and is subjected to the loadings shown in Figure 1. Determine the principal stresses at point A and point B, which are located just to the left of the 15-kN load. Show the results on elements located at these points and its orientation angle.
The beam shown in figure 3 is having a cross-section as shown in figure 4. Apply the flexure formula to i. determine the magnitude and location of maximum flexural stresses in the beam.ii. determine the flexure stresses at a section 3m from the left end of the beam at points A andB of the cross-section, figure 4.
A beam shown in Figure 7.7 is made of T beam, determine maximum shearing stress develop due to various type of loading. w- 3kN/m A B 2.0m 2.0m 2.0m
%3D QUESTION 2. An oblique bending moment of M = 5 kN.m is applied on the cross-section of an aluminum beam as shown in the figure. (a) Calculate the maximum values of compressive and tensile normal stresses on the crss section. (b) Define the orientation of the neutral axis and draw on the cross-sectionç. M = 5 kN.m 30° 10 mm 40 mm 10 mm A-40 mm--r: 30 mm 30 mm 10 mm 10 mm
2. A beam with an inverted U section is loaded as shown. What is the max flexural stress developed and the max beam shear developed in the beam? 30mm 30mm 2m 6m 2m 200m 250mm 40mm
A simple pin-connected truss is loaded and supported as shown in the figure shown. All members of the truss are aluminum pipes that have an outside diameter of 60 mm and a wall thickness of 4 mm. Determine the normal stress in truss AC in MPa. 1.5 m O 62.5 63.9 O 71.2 66.4 1.0 m B 3.3 m 15 kN 12 kN
A beam had an isosceles triangular cross section (see figure below). The maximum flexural stress is limited to 90 MPa. Determine the magnitude of the allowable bending moment M. 150 mm Y = 30° 100 mm y

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Problem 2. A simply supported beam of length L carries a uniformly distributed load of 6000 N/m and has the cross section shown in Fig. P-2. Find L to cause a maximum flexural stress of 15 MPa. 200 mm 150 mm 250 mm 300 mm Fig P-2