calculate the forces in AB and BC

International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter1: Introduction To Statics
Section: Chapter Questions
Problem 1.12P: A differential equation encountered in the vibration of beams is d4ydx4=2D where x = distance...
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Could you help me with the first few steps on solving this using vectors? I need to calculate the forces in AB and BC. I don't the answer right away but I don't know where to start.

1.0p 1g
rA = 3ak
rB = aj + 3ak
rc = 2aj
rD= 3ai
TE = -2ai
X
D
N
A
E
Gegeven is F = 20 N. Bepaal de spanning in staaf AB in Newton.
B
C
F = -Fk
Transcribed Image Text:1.0p 1g rA = 3ak rB = aj + 3ak rc = 2aj rD= 3ai TE = -2ai X D N A E Gegeven is F = 20 N. Bepaal de spanning in staaf AB in Newton. B C F = -Fk
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