A wood beam supports the loads shown. The cross-sectional dimensions of the beam are shown in the second figure. Assume LAB = 2.9 m, LBC= 1.2 m, LCD= 1.7 m, w = 9.4 kN/m, P = 4.9 kN, b₁ = 10 mm, b2 = 95 mm, d₁= 100 mm, and d₂ = 240 mm. Determine the magnitude of: (a) the maximum horizontal shear stress Tmax in the beam. (b) the maximum tension bending stress omax (and location x) in the beam. "| W LAB B LBC LCD D d₁ b₂ d₂
A wood beam supports the loads shown. The cross-sectional dimensions of the beam are shown in the second figure. Assume LAB = 2.9 m, LBC= 1.2 m, LCD= 1.7 m, w = 9.4 kN/m, P = 4.9 kN, b₁ = 10 mm, b2 = 95 mm, d₁= 100 mm, and d₂ = 240 mm. Determine the magnitude of: (a) the maximum horizontal shear stress Tmax in the beam. (b) the maximum tension bending stress omax (and location x) in the beam. "| W LAB B LBC LCD D d₁ b₂ d₂
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:A wood beam supports the loads shown. The cross-sectional dimensions of the beam are shown in the second figure. Assume LAB = 2.9
m, LBC = 1.2 m, LCD= 1.7 m, w = 9.4 kN/m, P = 4.9 kN, b₁ = 10 mm, b₂ = 95 mm, d₁ = 100 mm, and d₂ = 240 mm. Determine the magnitude
of:
(a) the maximum horizontal shear stress Tmax in the beam.
(b) the maximum tension bending stress omax (and location x) in the beam.
"|
Answers:
(a) Tmax =
(b) o max
=
i
i
W
LAB
B
LBC
kPa.
LCD
kPa, at x =
i
P
d₁
IT
d₂
b₁ b₂
m.
b
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