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Mechanics of Materials Beer review

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  MECHANICS OF MATERIALS Fourth Edition Ferdinand P. Beer E. Russell Johnston, Jr. John T. DeWolf Lecture Notes: J. Walt Oler Texas Tech University CHAPTER © 2002 The McGraw -Hill Companies, Inc. All rights reserved. 1 Introduction  –  Concept of Stress  © 200 6 The McGraw-Hill Companies, Inc. All rights reserved. MECHANICS OF MATERIALS F  o ur  t  h E d i  t  i  on Beer ã  Johnston ã DeWolf 1 - 2 Contents Concept of Stress Review of Statics Structure Free-Body Diagram Component Free-Body Diagram Method of Joints Stress Analysis Design Axial Loading: Normal Stress Centric & Eccentric Loading Shearing Stress Shearing Stress Examples Bearing Stress in Connections Stress Analysis & Design Example Rod & Boom Normal Stresses Pin Shearing Stresses Pin Bearing Stresses Stress in Two Force Members Stress on an Oblique Plane Maximum Stresses Stress Under General Loadings State of Stress Factor of Safety   © 200 6 The McGraw-Hill Companies, Inc. All rights reserved. MECHANICS OF MATERIALS F  o ur  t  h E d i  t  i  on Beer ã  Johnston ã DeWolf 1 - 3 Concept of Stress ã The main objective of the study of mechanics of materials is to provide the future civil engineer with the means of analyzing and designing various load bearing structures. ã Both the analysis and design of a given structure involve the determination of  stresses  and deformations . This chapter is devoted to the concept of stress.  © 200 6 The McGraw-Hill Companies, Inc. All rights reserved. MECHANICS OF MATERIALS F  o ur  t  h E d i  t  i  on Beer ã  Johnston ã DeWolf 1 - 4 Review of Statics ã The structure is designed to support a 30 kN load ã Perform a static analysis to determine the internal force in each structural member and the reaction forces at the supports ã The structure consists of a  boom and rod joined by pins (zero moment connections) at the junctions and supports
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