Calculate the force and moment reactions at the bolted base O of the overhead traffice-signal assembly. Each traffic signal has a mass of 39 kg, while the masses of members OC and AC are 66 kg and 57 kg, respectively. Positive answers are to the right, up, and counterclockwise. A 39 kg Answers 6.5 m 39 kg B G 1.0 m 57 kg 5.5 m 66 kg C 7.6 m

International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter4: Coplanar Equilibrium Analysis
Section: Chapter Questions
Problem 4.11P: The figure is a model for member CDE of the frame described in Prob. 4.10. Draw the FBD of the...
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Calculate the force and moment reactions at the bolted base O of the overhead traffice-signal assembly. Each traffic signal has a mass
of 39 kg, while the masses of members OC and AC are 66 kg and 57 kg, respectively. Positive answers are to the right, up, and
counterclockwise.
Ox=
Answers:
=
A
Mo =
39 kg
0
i 1590
6.5 m
i 10500
39 kg
B
G
1.0 m
KN
kN
kN.m
57 kg
5.5 m
66 kg
C
7.6 m
Transcribed Image Text:Calculate the force and moment reactions at the bolted base O of the overhead traffice-signal assembly. Each traffic signal has a mass of 39 kg, while the masses of members OC and AC are 66 kg and 57 kg, respectively. Positive answers are to the right, up, and counterclockwise. Ox= Answers: = A Mo = 39 kg 0 i 1590 6.5 m i 10500 39 kg B G 1.0 m KN kN kN.m 57 kg 5.5 m 66 kg C 7.6 m
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