A composite beam is fabricated by bolting two 3.7-in.-wide by 9-in.-deep timber planks to the sides of a 0.6-in. by 9-in. steel plate. Themoduli of elasticity of the timber and the steel are 1640 ksi and 30900 ksi, respectively. The simply supported beam spans a distanceof 24 ft and carries two concentrated loads P, which are applied as shown. Assume LAB=LCD=7 ft, LBC = 10 ft, b = 3.7 in., d = 9 in. and t =0.6 in.(a) Determine the maximum bending stresses o, os produced in the timber planks and the steel plate if P = 3.7 kips.(b) Assume that the allowable bending stresses of the timber and the steel are 1300 psi and 27800 psi, respectively. Determine thelargest acceptable magnitude for concentrated loads P. (You may neglect the weight of the beam in your calculations.)9LABРBLBCAFPCLCDD

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A composite beam is fabricated by bolting two 3.7-in.-wide by 9-in.-deep timber planks to the sides of a 0.6-in. by 9-in. steel plate. moduli of elasticity of the timber and the steel are 1640 ksi and 30900 ksi, respectively. The simply supported beam spans a distan of 24 ft and carries two concentrated loads P, which are applied as shown. Assume LAB=LCD=7 ft, LBC= 10 ft, b = 3.7 in., d = 9 in. an 0.6 in. (a) Determine the maximum bending stresses ,, o, produced in the timber planks and the steel plate if P = 3.7 kips. (b) Assume that the allowable bending stresses of the timber and the steel are 1300 psi and 27800 psi, respectively. Determine the largest acceptable magnitude for concentrated loads P. (You may neglect the weight of the beam in your calculations.) A LAB P B LBC 4F P LCD D

A composite beam is fabricated by bolting two 3.7-in.-wide by 9-in.-deep timber planks to the sides of a 0.6-in. by 9-in. steel plate. moduli of elasticity of the timber and the steel are 1640 ksi and 30900 ksi, respectively. The simply supported beam spans a distan of 24 ft and carries two concentrated loads P, which are applied as shown. Assume LAB=LCD=7 ft, LBC= 10 ft, b = 3.7 in., d = 9 in. an 0.6 in. (a) Determine the maximum bending stresses ,, o, produced in the timber planks and the steel plate if P = 3.7 kips. (b) Assume that the allowable bending stresses of the timber and the steel are 1300 psi and 27800 psi, respectively. Determine the largest acceptable magnitude for concentrated loads P. (You may neglect the weight of the beam in your calculations.) A LAB P B LBC 4F P LCD D

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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