Chapter 4, Problem 4.9.4P
Textbook Problem

An unsymmetrical compression member consists of 1 2 × 12 top flange, a 1 2 × 7 bottom flange, and a 3 8 × 16 web (the shape is symmetrical about a vertical centroidal axis). Compute the radius of gyration about each of the principal axes.

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Chapter 4 Solutions

Steel Design (Activate Learning with these NEW titles from Engineering!)
Ch. 4 - a. Select a W14 of A992 steel. Use the column load...Ch. 4 - A 20-foot long column is pinned at the bottom and...Ch. 4 - Select a rectangular (not square) HSS of A590...Ch. 4 - Select a steel pipe of A53 Grad B steel (Fy=35...Ch. 4 - Select an HP-shape for the conditions of Problem...Ch. 4 - Select a rectangular (not square) HSS for the...Ch. 4 - For the conditions shown in Figure P4.6-7, use...Ch. 4 - Same as Problem 4.6-7, but use ASD.Ch. 4 - For the conditions shown in Figure P4.6-7, select...Ch. 4 - A W16100 with Fy=60 ksi is used as a compression...Ch. 4 - An HSS 1065 16 with Fy=46 ksi is used as a column....Ch. 4 - A W1279 of A572 Grade 60 steel is used as a...Ch. 4 - Use A992 steel and select a W14 shape for an...Ch. 4 - Use A992 steal and. select a W shape. a. Use LRFD....Ch. 4 - Select a rectangular (not square) HSS for use as a...Ch. 4 - Select the best rectangular (not square) HSS for a...Ch. 4 - The frame shown in Figure P4.7-8 is unbraced, and...Ch. 4 - The given frame is unbraced, and bending is about...Ch. 4 - The rigid frame shown in Figure P4.7-10 is...Ch. 4 - The frame shown in Figure P47-11 unbraced against...Ch. 4 - The frame shown in Figure P4.7-12 is unbraced...Ch. 4 - The frame shown in Figure P4.7-13 is unbraced...Ch. 4 - The rigid frame shown in Figure P4.7-14 is...Ch. 4 - Compute the nominal compressive strength for a...Ch. 4 - Use A572 Grade 50 steel and compute the nominal...Ch. 4 - Select a WT section for the compression member...Ch. 4 - Select an American Standard Channel for the...Ch. 4 - Verify the value of ry given in Part 1 of the...Ch. 4 - Verify the values of y2 , rx, and ry given in Part...Ch. 4 - A column is built up from four 665 8 angle shapes...Ch. 4 - An unsymmetrical compression member consists of 1...Ch. 4 - A column for a multistory building is fabricated...Ch. 4 - Compute the nominal compressive strength based on...Ch. 4 - Two plates 9 16 10 are welded to a W1049 to form a...Ch. 4 - A structural tee shape is fabricated by splitting...Ch. 4 - A column cross section is built up from fourL553 4...Ch. 4 - Compute the available strengths (for both LRFD and...Ch. 4 - For the conditions shown in Figure P4.9-11, select...Ch. 4 - Use LRFD and select a double-angle shape for the...

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