A cantilever wood beam consists of eight 2 in. thick planks glued together to form a cross section that is 16 in. deep. Each plank has a width of b = 6.7 in. The cantilever beam has a length of L = 7.3 ft and it supports a concentrated load of P = 360O Ib. (a) Calculate the magnitude of the horizontal shear stress at points A, B, C, and D. (b) From these results, plot a graph showing the distribution of shear stresses from top to bottom of the beam. • A 2 in. (typ) B •C 16 in. L b Answer: TA = i psi TB = i psi Tc = i psi Tp = i psi
A cantilever wood beam consists of eight 2 in. thick planks glued together to form a cross section that is 16 in. deep. Each plank has a width of b = 6.7 in. The cantilever beam has a length of L = 7.3 ft and it supports a concentrated load of P = 360O Ib. (a) Calculate the magnitude of the horizontal shear stress at points A, B, C, and D. (b) From these results, plot a graph showing the distribution of shear stresses from top to bottom of the beam. • A 2 in. (typ) B •C 16 in. L b Answer: TA = i psi TB = i psi Tc = i psi Tp = i psi
Mechanics of Materials (MindTap Course List)
9th Edition
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Barry J. Goodno, James M. Gere
Chapter5: Stresses In Beams (basic Topics)
Section: Chapter Questions
Problem 5.8.5P: Two wood beams, each of rectangular cross section (3.0 in. x 4.0 in., actual dimensions), are glued...
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![A cantilever wood beam consists of eight 2 in. thick planks glued together to form a cross section that is 16 in. deep. Each plank has a
width of b = 6.7 in. The cantilever beam has a length of L = 7.3 ft and it supports a concentrated load of P = 3600 lb.
(a) Calculate the magnitude of the horizontal shear stress at points A, B, C, and D.
(b) From these results, plot a graph showing the distribution of shear stresses from top to bottom of the beam.
A
2 in. (typ)
y
B
16 in.
L
b
Answer:
ТА
psi
TR =
i
psi
Tc =
psi
Ip =
i
psi](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc5da05fe-3cea-4b4d-8a1b-ffb47551adf7%2Fb02e77a4-4549-458c-bbb0-127a0c064c1e%2Fa6re7sg_processed.png&w=3840&q=75)
Transcribed Image Text:A cantilever wood beam consists of eight 2 in. thick planks glued together to form a cross section that is 16 in. deep. Each plank has a
width of b = 6.7 in. The cantilever beam has a length of L = 7.3 ft and it supports a concentrated load of P = 3600 lb.
(a) Calculate the magnitude of the horizontal shear stress at points A, B, C, and D.
(b) From these results, plot a graph showing the distribution of shear stresses from top to bottom of the beam.
A
2 in. (typ)
y
B
16 in.
L
b
Answer:
ТА
psi
TR =
i
psi
Tc =
psi
Ip =
i
psi
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