The joist AB used in housing construction is to be made from 8-in. by 1.5-in. Southern-pine boards. The design loading on each board is placed as shown in the figure below. The allowable bending stress for the wood is Jallow = 1.5 and the allowable shear stress is Tallow = 180 psi. Assume that the beam is simply supported from the walls at A and B. (Figure 1) Figure 1 ▾of 1 150 lb L 150 lb L < Determine the largest room width L that the boards can span. Express your answer to three significant figures and include the appropriate units. L= 32.0 Submit μA ft My Answers Give Up ? Incorrect; Try Again; 3 attempts remaining
The joist AB used in housing construction is to be made from 8-in. by 1.5-in. Southern-pine boards. The design loading on each board is placed as shown in the figure below. The allowable bending stress for the wood is Jallow = 1.5 and the allowable shear stress is Tallow = 180 psi. Assume that the beam is simply supported from the walls at A and B. (Figure 1) Figure 1 ▾of 1 150 lb L 150 lb L < Determine the largest room width L that the boards can span. Express your answer to three significant figures and include the appropriate units. L= 32.0 Submit μA ft My Answers Give Up ? Incorrect; Try Again; 3 attempts remaining
Steel Design (Activate Learning with these NEW titles from Engineering!)
6th Edition
ISBN:9781337094740
Author:Segui, William T.
Publisher:Segui, William T.
Chapter10: Plate Girders
Section: Chapter Questions
Problem 10.7.9P
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