Use slope-deflection method to determine the reactions (all) of the statically indeterminate 2-spanbeam. Assume EI is constant for all members. Fixed-End-Moment (FEM) table is given at the backof the exam.3 k/ft.5 kВ16 ft.8 ft.6 ft.Formula’s and Positive Sign Convention:MAMec MacMN = 2Ek(20N + OF - 3) + (FEM)NFor Internal Span or End Span with Far End FixedMeaMN = 3Ek(0N - 4) + (FEM)NOnly for End Span with Far End Pinned or Roller SupportedwhereMN = internal moment in the near end of the span; this momentis positive clockwise when acting on the span.E,k = modulus of elasticity of material and span stiffnessk = 1/L.ON, OF = near- and far-end slopes or angular displacements of thespan at the supports; the angles are measured in radiansand are positive clockwise.= span rotation of its cord due to a linear displacement,that is, = A/L; this angle is measured in radians and ispositive clockwise.(FEM)N = fixed-end moment at the near-end support; the momentis positive clockwise when acting on the span; refer tothe table on the inside back cover for various loadingconditions.

MFAB = -wl220=-3×16220= -38.4 k.ft MFBA = wl230=3×16230= 25.6 k.ft MFBC = -wab2l2=-5×8×62142= -7.35…

Use slope-deflection method to determine the reactions (all) of the statically indeterminate 2-span beam. Assume El is constant for all members. Fixed-End-Moment (FEM) table is given at the back of the exam. 3 k/ft. 5 k A 16 ft. 8 ft. 6 ft.

Use slope-deflection method to determine the reactions (all) of the statically indeterminate 2-span beam. Assume El is constant for all members. Fixed-End-Moment (FEM) table is given at the back of the exam. 3 k/ft. 5 k A 16 ft. 8 ft. 6 ft.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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