MecMovies 4.0 : M9.2: Derivation of Shear Stress Formula

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Chapter 9: Shear Stress In Beams
M9.2: Derivation of Shear Stress Formula

Horizontal Shear Stress

State the Problem
Table of Contents
Consider a Typical Beam Element
Normal Stresses Acting on Beam Element
Consider a Subelement Of the Cross Section
Equilibrium Of the Subelement
Horizontal Shear Stress
Horizontal/Vertical Shear Stress
Ttransverse Shear Stress Formula
Key Facts to Remember

scene 7 of 10

The integral

is the first moment of the subelement area A' about the neutral axis.

This integral is given the designation Q.

Derivation of shear stress formula

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