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 = 920 mm². Assume a = 2.4 m, b = 9.0 m, and c = 4.1 m. If P = 60 kN and Q = 75 kN, determine the normal stress in each member. P y B C

Mechanics of Materials (MindTap Course List)
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ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Barry J. Goodno, James M. Gere
Chapter1: Tension, Compression, And Shear
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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 = 920 mm2. Assume a = 2.4 m, b = 9.0 m, and c = 4.1 m. If P = 60 kN and Q = 75 kN, determine the normal
stress in each member.
P
y
L₂
C
MPa (C)
Answers:
OAB =
a
b
Transcribed Image Text: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 = 920 mm2. Assume a = 2.4 m, b = 9.0 m, and c = 4.1 m. If P = 60 kN and Q = 75 kN, determine the normal stress in each member. P y L₂ C MPa (C) Answers: OAB = a b
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