PROBLEM 10.58 Determine the horizontal movement of joint Dif the length of member BFis increased by 75 mm. (See the hint for Problem 10.57.) SOLUTIONApply horizontal load Pat D. ( ) ( )0:9 m36 m0HyMPEΣ=−=4yPE=3054yBFPFFΣ=512BFFP=We remove member BFand replace it with forces BFFand BF−Fat pins Fand B, respectively. Denoting the virtual displacements of points Band Fas Bδrand ,Frrespectively, and noting that Pand DJJJGhave the same direction, we have Virtual Work:
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This note was uploaded on 07/11/2011 for the course EGM 2511 taught by Professor Jenkins during the Spring '08 term at University of Florida.