+ Space TrussesLearning Goal:To analyze the forces within space truss members andthe reaction forces that act on space trusses.A space truss is a stable three-dimensional structurethat consists of members joined at their ends. If theexternal loading is applied at the joints, and the jointsare ball-and-socket connections, the members of aenaro trice may ha traatad ac tun-force membereFigure0.50 m-1.50 m1.50 m0.50 mBD< 2 of 22.00 mF ▾ Part BAs shown, a space truss is the frame for a building's awning (Figure 2) Three ball-and-socket joints at A, B, and E support the frame. If a force of F= {170i+ 330j} Nisapplied at point D, what are the forces in each member? Indicate a tensile force as apositive value and a compressive force as a negative value.Express your answers numerically to three significant figures in newtons separatedby commas.View Available Hint(s)FDA Fbc.Fon FeaFen FCE=hIVE ΑΣΦΗvecReviewN

Given Data: F→=170i + 330j N To Find: Forces in each member.

As shown, a space truss is the frame for a building's awning (Figure 2) Three ball-and- socket joints at A, B, and E support the frame. If a force of F= {170i +330j) Nis applied at point D, what are the forces in each member? Indicate a tensile force as a positive value and a compressive force as a negative value.

As shown, a space truss is the frame for a building's awning (Figure 2) Three ball-and- socket joints at A, B, and E support the frame. If a force of F= {170i +330j) Nis applied at point D, what are the forces in each member? Indicate a tensile force as a positive value and a compressive force as a negative value.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Buckling of columns

The column is described as a vertical member of the structure that carries an axial compressive load, and buckling is a lateral deformation of the column under the application of load.

Question

+ Space Trusses
Learning Goal:
To analyze the forces within space truss members and
the reaction forces that act on space trusses.
A space truss is a stable three-dimensional structure
that consists of members joined at their ends. If the
external loading is applied at the joints, and the joints
are ball-and-socket connections, the members of a
enaro trice may ha traatad ac tun-force membere
Figure
0.50 m-
1.50 m
1.50 m
0.50 m
B
D
< 2 of 2
2.00 m
F

▾ Part B
As shown, a space truss is the frame for a building's awning (Figure 2) Three ball-and-
socket joints at A, B, and E support the frame. If a force of F= {170i+ 330j} Nis
applied at point D, what are the forces in each member? Indicate a tensile force as a
positive value and a compressive force as a negative value.
Express your answers numerically to three significant figures in newtons separated
by commas.
View Available Hint(s)
FDA Fbc.
Fon Fea
Fen FCE=
h
IVE ΑΣΦΗ
vec
Review
N

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Step 1: Write the given data and what is to find

VIEW

Step 2: Determine the position vectors of all the members from joint D:

VIEW

Step 3: Determine the force vectors in each member:

VIEW

Step 4: Calculate the magnitude of the forces in each member:

VIEW

Step 5: Determine the position vectors of all the members from joint C:

VIEW

Step 6: Determine the force vectors in each member:

VIEW

Step 7: Calculate the magnitude of the forces in each member:

VIEW

Solution

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