The laminated beam, shown in cross section, is composed of ?ve 6- in. by 2-in. planks that are glued together. The beam carries a uniformly distributed load of intensity we over its 8-ft simply supported span. glue, 90 psi for shear in wood, and 800 psi for bending in wood, If the working stresses are 75 psi for shear in 6 in. 1. determine the maximum allowable value of wa so that the shear stress in the wood is not exceeded. А. 900 lb/ft В. 555 lb/ft С. 833 lb/ft D. NOTA determine the maximum allowable value of we so that the shear stress in the glue is not exceeded. 900 lb/ft 2. А. В. 555 lb/ft С. 833 lb/ft D. NOTA 3. determine the maximum allowable value of we so that the bending stress in the wood is not exceeded. А. 900 lb/ft В. 555 lb/ft С. 833 lb/ft D. NOTA + 5 @ 2 in. = 10 in.

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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The laminated beam, shown in cross section, is composed of ?ve 6-
in. by 2-in. planks that are glued together. The beam carries a
uniformly distributed load of intensity We over its 8-ft simply
supported span.
glue, 90 psi for shear in wood, and 800 psi for bending in wood,
If the working stresses are 75 psi for shear in
6 in.
determine the maximum allowable value of We so that the shear
stress in the wood is not exceeded.
A. 900 lb/ft
C. 833 lb/ft
determine the maximum allowable value of Wo so that the shear
1.
B. 555 lb/ft
D. NOTA
2.
stress in the glue is not exceeded.
900 lb/ft
B. 555 lb/ft
D. NOTA
А.
C. 833 lb/ft
determine the maximum allowable value of we so that the bending
stress in the wood is not exceeded.
3.
900 lb/ft
A.
555 lb/ft
B.
С.
833 lb/ft
D. NOTA
5 @ 2 in. = 10 in.
Transcribed Image Text:The laminated beam, shown in cross section, is composed of ?ve 6- in. by 2-in. planks that are glued together. The beam carries a uniformly distributed load of intensity We over its 8-ft simply supported span. glue, 90 psi for shear in wood, and 800 psi for bending in wood, If the working stresses are 75 psi for shear in 6 in. determine the maximum allowable value of We so that the shear stress in the wood is not exceeded. A. 900 lb/ft C. 833 lb/ft determine the maximum allowable value of Wo so that the shear 1. B. 555 lb/ft D. NOTA 2. stress in the glue is not exceeded. 900 lb/ft B. 555 lb/ft D. NOTA А. C. 833 lb/ft determine the maximum allowable value of we so that the bending stress in the wood is not exceeded. 3. 900 lb/ft A. 555 lb/ft B. С. 833 lb/ft D. NOTA 5 @ 2 in. = 10 in.
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