Compute the reactions at supports A, C, and D and rotations for joints A, B, C, and D along with the horizontaldisplacements of supports C and D for the frame of Fig. 4-24. Assume E = 29(10)“ psi, /= 1800 in", andA = 20 in for all members.1200 lb/ft15 ft+10 ft20 ftE = 29(10)* psi, I = 1800 in“, A =:= 20 in?%3D%3DFig. 4-24M, = Mc=M, = 0, M,V, = 17,630; 6, = 1.296(10)*, 0, = 0, = -3.906(10) *, O. = 7.812(10) *; horizontal displacement at D, u, =-0.0703 in, uc =0.= 37,520 ft-lb (acting on member B-C); vertical reactions V,= -3750 lb, V.10,120,%3D%3D

From the super principle of superposition by adding & difficult shapes of the beam, we get…

Compute the reactions at supports A, C, and D and rotations for joints A, B, C, and D along with the horizontal displacements of supports C andD for the frame of Fig. 4-24. Assume E = 29(10)° psi, 1 = 1800 in', and A = 20 in for all members. 1200 lb/ft B C 15 ft

Compute the reactions at supports A, C, and D and rotations for joints A, B, C, and D along with the horizontal displacements of supports C andD for the frame of Fig. 4-24. Assume E = 29(10)° psi, 1 = 1800 in', and A = 20 in for all members. 1200 lb/ft B C 15 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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Question

Compute the reactions at supports A, C, and D and rotations for joints A, B, C, and D along with the horizontal
displacements of supports C and D for the frame of Fig. 4-24. Assume E = 29(10)“ psi, /= 1800 in", and
A = 20 in for all members.
1200 lb/ft
15 ft
+
10 ft
20 ft
E = 29(10)* psi, I = 1800 in“, A =:
= 20 in?
%3D
%3D
Fig. 4-24
M, = Mc=M, = 0, M,
V, = 17,630; 6, = 1.296(10)*, 0, = 0, = -3.906(10) *, O. = 7.812(10) *; horizontal displacement at D, u, =
-0.0703 in, uc =0.
= 37,520 ft-lb (acting on member B-C); vertical reactions V,= -3750 lb, V.
10,120,
%3D
%3D

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