For Problems 3.7 to 3.10, determine the values of €€1, þ, and MÈþ¾„ for the sections shown. Problem 3.7 (Ans. M₁ = 330.1 ft-køM = 330.1 ft-k) Problem 3.8 21 in. 24 in. 4 #8 bars -12 in.- 3 in. fy = 75,000 psi f = 5000 psi 18 in. 21 in. 3 #11 bars 14 in. 3 in. fy=75,000 psi f = 5000 psi
For Problems 3.7 to 3.10, determine the values of €€1, þ, and MÈþ¾„ for the sections shown. Problem 3.7 (Ans. M₁ = 330.1 ft-køM = 330.1 ft-k) Problem 3.8 21 in. 24 in. 4 #8 bars -12 in.- 3 in. fy = 75,000 psi f = 5000 psi 18 in. 21 in. 3 #11 bars 14 in. 3 in. fy=75,000 psi f = 5000 psi
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Please solve problem 3.8 but Use d=22" instead of 18" shown. Total depth = 22"+3" = 25". SHow all of your work in pictures please.
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