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Unformatted text preview: = 2 / max L f r = F v f(x) steadily increases or decreases from / to 0 Chapter 4: General Equilibrium Problems Typical problem: Find a force, point of application of a force, couple, etc. Steps: Draw free body diagram(s) Isolate subject(s) Include all forces/ couples loads often, known reactions forces that constrain Include as much information as possible: lines of action, points of application, etc. See pp. 160-162 for reactions of common connections Use action/reaction principle when applicable Solve equilibrium equations: Sometimes this will be enough For future discussion: static indeterminacy = = F N i i F v , = + = = = = + C F i C F N i i N i i PA N i i P C F r M v v v v...
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- Fall '05