Problem #3 (35 points): The Fink roof truss is supported by a pinned connection at A and by a roller at I. Forces are imposed at several joints as shown below. 10 kN 10 m B Ο M L E K J H (a) Identify all zero-force members (if any) by inspection. (b) Find the forces in members EF, EP, LK, GK, and KJ. Indicate whether each member is in tension or compression. ·5 m5m5m5m-5m5m 10 kN 20 kN 5 kN

International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter5: Three-dimensional Equilibrium
Section: Chapter Questions
Problem 5.26P: The figure shows the FBD of a portion of the space truss shown in Fig. P5.25. Use this FBD to find...
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Problem #3 (35 points): The Fink roof truss is supported by a pinned connection at A and by a
roller at I. Forces are imposed at several joints as shown below.
10 kN
10 m
B
Ο
M
L
E
K
J
H
(a) Identify all zero-force members (if
any) by inspection.
(b) Find the forces in members EF,
EP, LK, GK, and KJ. Indicate
whether each member is in tension
or compression.
·5 m5m5m5m-5m5m
10 kN 20 kN
5 kN
Transcribed Image Text:Problem #3 (35 points): The Fink roof truss is supported by a pinned connection at A and by a roller at I. Forces are imposed at several joints as shown below. 10 kN 10 m B Ο M L E K J H (a) Identify all zero-force members (if any) by inspection. (b) Find the forces in members EF, EP, LK, GK, and KJ. Indicate whether each member is in tension or compression. ·5 m5m5m5m-5m5m 10 kN 20 kN 5 kN
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