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w D L- พ L พ พ The cross-section of a wooden, built-up beam is shown below. The dimensions are L = 210 mm and w = (Figure 1) 25 mm. Determine the magnitude of the moment M that must be applied to the beam to create a compressive stress of σD = 34 MPa at point D. Also calculate the maximum stress developed in the beam. The moment M is applied in the vertical plane about the geometric center of the beam. Express your answers, separated by a comma, to three significant figures.

w D L- พ L พ พ The cross-section of a wooden, built-up beam is shown below. The dimensions are L = 210 mm and w = (Figure 1) 25 mm. Determine the magnitude of the moment M that must be applied to the beam to create a compressive stress of σD = 34 MPa at point D. Also calculate the maximum stress developed in the beam. The moment M is applied in the vertical plane about the geometric center of the beam. Express your answers, separated by a comma, to three significant figures.

Solid Waste Engineering
Solid Waste Engineering
3rd Edition
ISBN:9781305635203
Author:Worrell, William A.
Publisher:Worrell, William A.
Chapter4: Mechanical Processes
Section: Chapter Questions
Problem 4.20P
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w D L- พ L พ พ
Transcribed Image Text:w D L- พ L พ พ
The cross-section of a wooden, built-up beam is shown below. The dimensions are L = 210 mm and w = (Figure 1) 25 mm. Determine the magnitude of the moment M that must be applied to the beam to create a compressive stress of σD = 34 MPa at point D. Also calculate the maximum stress developed in the beam. The moment M is applied in the vertical plane about the geometric center of the beam. Express your answers, separated by a comma, to three significant figures.
Transcribed Image Text:The cross-section of a wooden, built-up beam is shown below. The dimensions are L = 210 mm and w = (Figure 1) 25 mm. Determine the magnitude of the moment M that must be applied to the beam to create a compressive stress of σD = 34 MPa at point D. Also calculate the maximum stress developed in the beam. The moment M is applied in the vertical plane about the geometric center of the beam. Express your answers, separated by a comma, to three significant figures.
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