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Chapter 9: Shear Stress In Beams
M9.10: Nail Spacing for U-Beam
Locate the Centroid
State the Problem
Plan the Solution
Table of Contents
Shear Force and Section Properties
Shear-Force and Bending-Moment Diagrams
Locate the Centroid
Compute Moment of Inertia About z Axis
Compute Q
Shear Flow Equation
Maximum Allowable Nail Spacing
Finished
Concept Checkpoints
scene
6
of
12
Compute the location of the centroid in the
y
direction.
y
_
=
∑
y
i
A
i
∑
A
i
=
144.0
48.0
=
3
.
0
in
