Hello, I am calculating the displacement of this frame at point D using the unit load method. I have used superposition when calculating the BM diagrams for the applied load. The correct answer is -42.47mm but I am getting -33.89mm. Can someone please help identify where I am going wrong? Thanks For the frame shown below, where:L=5 mhq=6 kN/mCompute the displacement at D in mm accurate to two decimal places. Take E = 200 KN/mm² and 1 = 700*106 mm4. Initially assume that the displacement is to the left.b11h=7 mP=17 KNL/2L/2D вклMLedardola2.5-Fuहै144M1,17TEIS82.5877इЭт-4745.125200 x 100 x 700 xötm21.25[=1/3x7x147x3/4×7) - ( 1⁄2x144x5x7)- (1/2₂x5X21.25×7)== 33-89mmM

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Answered: For the frame shown below, where: L-5 m…

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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Hello,

I am calculating the displacement of this frame at point D using the unit load method. I have used superposition when calculating the BM diagrams for the applied load. The correct answer is -42.47mm but I am getting -33.89mm. Can someone please help identify where I am going wrong? Thanks

For the frame shown below, where:
L=5 m
h
q=6 kN/m
Compute the displacement at D in mm accurate to two decimal places. Take E = 200 KN/mm² and 1 = 700*106 mm4. Initially assume that the displacement is to the left.
b
1
1
h=7 m
P=17 KN
L/2
L/2
D

вкл
M
Le
dar
dola
2.5
-
Fu
है
144
M
1,17
T
EI
S
8
2.5
8
7
7
इ
Эт
-4745.125
200 x 100 x 700 xöt
m
21.25
[=1/3x7x147x3/4×7) - ( 1⁄2x144x5x7)
- (1/2₂x5X21.25×7)
=
= 33-89mm
M

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