A timber beam having a simple span to carry a uniform load of "W" KN/m over its entirespan. It has a width of 100 mm and a depth of 300 mm.Use Allowable Working StressBending (Parallel to Grain)Shear (Parallel to the Grain)Fb = 8.27 MPav = 0.70 MPa -WInvestigate the maximum possible value of Length and Weight that may be supported bythe beam.

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Answered: A timber beam having a simple span to…

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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Design a rectangular beam to carry a live load of 1.5 kips/ft amd a dead load of 1.5 kips/ft, in addition to the beam wegith, for a simple sapn of 32 ft. Use a steel ratio ρ corresponding to a net tensile strain εt of approximately 0.0075, and also satisfy ACI table 9.3.1.1. Use f'c = 4000 psi and fy = 60000 psi.
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 mm
Safe Support Spacing and S-1-bd Table below shows formulas for shear, bending moment and deflection for three-span continuous uniform load beam. R₁ = R₁ = 0.4wl R₁ = R₁ = 1.1wl V V Vmax=0.6wl Vdes = 0.6wl-w M M w(² Mmax= 10 A AMEE we Amax 145E'I If the bending and shear stress equation, and allowable deflection values are given as follow: • fb = M/S • fv = 3V/2bd • A = 1/16" a- Calculate safe support spacing for this beam (express the safe support spacing as a function of several variable). b- Express the equations for section modulus, moment of inertia and bd. Three-span, continuous, uniform l | = -w (d+ 12 )
A reinforce d rectangular beam with width b and effective depth d has 4.16 mm bars placed on 1layer at the tension side. The beam has a stirrup with diameter of 10 mm. Use f c'= 28 M Pa and fy = 420 M Pa. Given: b=532.5mm d=877.5mm Fy = 420 MPa F'c = 28 MPa L= 6.35 m Wp=36KN/m WL=47.5kN/m 1.Calculate the nominal moment capacity of the beam. 2. Calculate the strain of the tension bars. 3. Calculate the strength reduction factor of the beam. Activ Go to
dont use old content please Find the dangerous cross-section of the beam of circular cross-section which is loaded as shown in the figure below, strength via the criterion of maximum Shear stress, if yield stress equals 240 MPa, and required safety factor [k)= 2.3. Check the T= 42 KN m l= 1.8m 2= 34 KN/m a= 0.7m F: 30KN
S9. Knowing that the allowable normal stress for the steel used is 150 MPa, select the most economical metric wide-flange beam to support the loading shown in Figure 9.0. 50 kN/m A D B -2.4 m- 0.8 m 0.8 m Figure 9.0 $10. Determine the average shearing stress in the web of the beam indicated and check whether the design obtained earlier for that beam is acceptable, knowing that the allowable shearing stress for the steel used is 110 MPa. Consider the beam of $9 above.
Which of the following is an allowable stress design concept. O Alternate Basic Load Combinations O OMn O 1.2D+1.6L O Rn = FyAg
A triangular beam, having a base of 300 mm, and a height of 500 mm. If fc' = 25 MPa, and the subjected maximum moment is 15 kN-m. Considering Uncracked Analysis. What is the actual tensile stress? 1.80 MPa O 3.60 MPa None of the Choices O 2.06 MPa O 2.88 MPa O 2.40 MPa
2. A distributed load of W N/m is applied over the entire length of a simply supported beam 4m long. The beam has a cross section shown. -200- 20 120 160 20 -160- a. Which of the following gives the value of "W" so that it will not exceed an allowable flexural stress of 10 MPa. b. Which of the following gives the value of "W" so that it will not exceed an allowable shearing stress of 0.80 MPa. c. Which of the following gives theh value of "W" so that the screws have a shear strength of 800 N and a pitch of 50 mm.
10 mm | | | | 10 mm 50 mm ارت - 50 mm 10 mm 20 kN B 150 mm 910 mm 10 kN D ------- 150 mm Two vertical forces are applied to a am of the cross section sh vn. Determine the maximum tensile and compressive stresses in portion BC of the beam.Show your complete solution and box your answer.
Given the truss and loading shown below, determine the stress at member DF if Pµ = 18.375 Kips and its area is 16 in². Assume that the truss are simply supported at joint M and E. Express your answer in ksi. Use three decimal places. RM Pu Pu 0 Pu Pu 8 @ 10' = 80' Pu B Pu CF Pu et LK J I H G F 8@10' 80' RE
Question 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.

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