Steel Design (Activate Learning with these NEW titles from Engineering!)
6th Edition
ISBN: 9781337094740
Author: Segui, William T.
Publisher: Cengage Learning
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Chapter 4, Problem 4.9.12P
To determine
A double angle section using LRFD method.
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my answer is wrong please help me solve
Find the member strength FDE of the member DE in the truss structure shown below. Use "Section Method"
(However, the length of each member is L, which is the same for all members.)
Determine the smallest safe cross-sectional areas of members CD, CI and CHfor the truss shown. The allowablestress are 100 MPa in tension and 80 MPa in compression. Indicate tension or compression.(Draw the required FBD and answer in ??2).
Chapter 4 Solutions
Steel Design (Activate Learning with these NEW titles from Engineering!)
Ch. 4 - Prob. 4.3.1PCh. 4 - Prob. 4.3.2PCh. 4 - Prob. 4.3.3PCh. 4 - Prob. 4.3.4PCh. 4 - Prob. 4.3.5PCh. 4 - Prob. 4.3.6PCh. 4 - Prob. 4.3.7PCh. 4 - Prob. 4.3.8PCh. 4 - Prob. 4.4.1PCh. 4 - Prob. 4.4.2P
Ch. 4 - Prob. 4.6.1PCh. 4 - Prob. 4.6.2PCh. 4 - Prob. 4.6.3PCh. 4 - Prob. 4.6.4PCh. 4 - Prob. 4.6.5PCh. 4 - Prob. 4.6.6PCh. 4 - Prob. 4.6.7PCh. 4 - Prob. 4.6.8PCh. 4 - Prob. 4.6.9PCh. 4 - Prob. 4.7.1PCh. 4 - Prob. 4.7.2PCh. 4 - Prob. 4.7.3PCh. 4 - Use A992 steel and select a W14 shape for an...Ch. 4 - Prob. 4.7.5PCh. 4 - Prob. 4.7.6PCh. 4 - Prob. 4.7.7PCh. 4 - The frame shown in Figure P4.7-8 is unbraced, and...Ch. 4 - Prob. 4.7.9PCh. 4 - Prob. 4.7.10PCh. 4 - Prob. 4.7.11PCh. 4 - Prob. 4.7.12PCh. 4 - Prob. 4.7.13PCh. 4 - Prob. 4.7.14PCh. 4 - Prob. 4.8.1PCh. 4 - Prob. 4.8.2PCh. 4 - Prob. 4.8.3PCh. 4 - Prob. 4.8.4PCh. 4 - Prob. 4.9.1PCh. 4 - Prob. 4.9.2PCh. 4 - Prob. 4.9.3PCh. 4 - Prob. 4.9.4PCh. 4 - Prob. 4.9.5PCh. 4 - Prob. 4.9.6PCh. 4 - Prob. 4.9.7PCh. 4 - Prob. 4.9.8PCh. 4 - Prob. 4.9.9PCh. 4 - Prob. 4.9.10PCh. 4 - Prob. 4.9.11PCh. 4 - Prob. 4.9.12P
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- Consider the truss shown in (Egure 1). Suppose that F-60 kN and F₂-25 kN Figure 40 KN Part C Fau 50 AN Submit -2m- D 15m 1of1 > 15m 15m μA Value -F₂ Part A Request Answer Determine the force in member ED of the truss, and state if the member is in tension or compression Express your answer to three significant figures and include the appropriate units. Enter negative value in the case of compression and positive value in the case of tension. HA FED Value Submit Part B Request A Determine the force in member EH of the truss, and state if the member is in tension or compression Express your answer to three significant figures and include the appropriate units. Enter negative value in the case of compression and positive value in the case of tension. Submit Fon- Value Determine the force in member GH of the truss, and state if the member is in tension or compression. Express your answer to three significant figures and include the appropriate units. Enter negative value in the case of…arrow_forwardA W14X120 is used as a tension member in atruss. The flanges of the member are connected to a gusset plate by 4 inch boltas shown below. Use A36 steel with Fy=36 ksi and Fu=58 ksi Properties and Dimension Ag=35.30 in^2 ... rX = 6.24 in ry = 3.74 in d=14.5 in tf=0.94 in bf=14.7 in tw=0.59 in Y k1=1.5 k=1.54 I tf=0.94 d=14.5 Etw=0.59 bf=14.7 A. Determine the Yielding Capacity of the section based on LRFD (kips) Round your answer to 2 decimal places.arrow_forwardCan you please answer it in step by step and with FBD if possible. Thank you so much.arrow_forward
- Determine the smallest safe cross-sectional areas of members CD, Cl and CH for the truss shown. The allowable stress are 100 MPa in tension and 80 MPa in compression. Indicate tension or compression. (Draw the required FBD and answer in mm2). Fa a –– a→– a- B D |E A a F G H а 3 2 т 45 kNarrow_forwardPlease don't answer in handwritten..thankuarrow_forwardAnswer number 4 up to number 7arrow_forward
- 6arrow_forwardFor the given properties of beam below. Design the reinforcements of the beam. d'=75 mm b=400 mm d=580 mm fc'=35 MPa fy=320 MPa Mu=1000000000N mm Input is 0 in As' if compression bars are not needed. A. USE NSCP 2001, As = mm2, As' = mm2 B. USE NSCP 2015, As = mm2, As' = mm2 %3Darrow_forwardDesign the reinforcements of the given T beam below. bf=800mm bw=450mm tf=120mm d=600mm d'=80mm fc'=35MPa fy=350MPa USE NSCP 2015 A.Mu = 1300kN-m, As = B.Mu = 1600kN-m, As = mm2 _mm2, As' = mm2arrow_forward
- Please don't answer in handwritten this is my second time to upioad this question ...so please don't give handwritten..thankuarrow_forwardConsider the simply supported truss as defined in the figure and parameter table. Find the force in members CD, HD, and HG. Follow the convention the tension is positive and compression is negative. A 1910 P. B cc 000 BY NỌ SA 2021 Cathy Zupke L₂ parameter value L₁ 1.5 L2 1.5 L3 2.5 LA 2 1.5 1.5 30 50 60 60 L5 L6 P₁ P₂ P3 P₁ units H # G P₁ E F The force in member CD = The force in member HD = The force in member HG = m m EEEEEZZ m m m L3 KN KN ↑ KN KN KN 3arrow_forwardFor the given truss: Determine all the zero-force members. Use the method of section to find the force in members QU and TU Use the method of joints s to find the force in members OK and SH Draw all necessary free-body diagrams. Indicate whether the forces are in tension or in compression. G This is our proty so not use nany ways it P1 we your ow 2d T B P₂ d X3 This is not you Property to ao Pin any way ay wee your ow a Q M of the Phi orside the Prop B B A X₁ Parameter d=156 mm P₁ = 807 N P₂ = 909 N a= 60° B= 45° X1, X2, X3, X4, Xs are unknowned and Rep D X₂ is not your propty so do no use it any way as if it were on. a a X P₂ W P₂ F U P₁ H Q X4 R X5 K use Attoo 2d infonarrow_forward
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