A simple pin-connected truss is loaded and supported as shown. The truss is constructed from three aluminum members, each having a cross-sectional area of A = 1880 mm². Assume a = 2.4 m, b = 6.4 m, and c = 3.3 m. If P = 60 kN and Q = 70 kN, determine the normal stress in each member. L. Answers: OAB = i овс= i JAC= i O P MPa (C) MPa (T) MPa (T)

Mechanics of Materials (MindTap Course List)
9th Edition
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
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Chapter11: Columns
Section: Chapter Questions
Problem 11.9.30P
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A simple pin-connected truss is loaded and supported as shown. The truss is constructed from three aluminum members, each having a
cross-sectional area of A = 1880 mm². Assume a = 2.4 m, b = 6.4 m, and c = 3.3 m. If P = 60 kN and Q = 70 kN, determine the normal
stress in each member.
P
Answers:
OAB = i
овс=
i
JAC=
i
a
B
b
MPa (C)
MPa (T)
MPa (T)
Transcribed Image Text:Current Attempt in Progress A simple pin-connected truss is loaded and supported as shown. The truss is constructed from three aluminum members, each having a cross-sectional area of A = 1880 mm². Assume a = 2.4 m, b = 6.4 m, and c = 3.3 m. If P = 60 kN and Q = 70 kN, determine the normal stress in each member. P Answers: OAB = i овс= i JAC= i a B b MPa (C) MPa (T) MPa (T)
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