855_Mechanics SolutionInstructors_Sol.Manual-Mechanics_Materials_7e.book_Gere_light.1

# 855_Mechanics SolutionInstructors_Sol.Manual-Mechanics_Materials_7e.book_Gere_light.1

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Problem 11.2-5 The figure shows an idealized structure consisting of two rigid bars joined by an elastic connection with rotational stiffness . Determine the critical load P cr for the structure. b R SECTION 11.2 Idealized Buckling Models 849 Solution 11.2-5 © M B ± 0 V ± 0 F REE - BODY DIAGRAM OF BAR CD Moment in elastic connection ; P cr ± 3 b R L © M C ± 0 P u L ² b R (3 u ) ± 0 M C ± b R (3 u ) ± b R * total relative rotation ( u ³ 2 u ) B D C Elastic connection A L /2 L L /2 b R P P V 2 θ A B C θ L D P P M C Problem 11.2-6 The figure shows an idealized structure consisting of rigid bars ABC and DEF joined by linearly elastic spring between C and D . The structure is also supported
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## This note was uploaded on 12/22/2011 for the course MEEG 310 taught by Professor Staff during the Fall '11 term at University of Delaware.

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