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Chapter 12: Stress Transformations
M12.16: Drawing Mohr's Circle for Plane Stress
Use Pythagorean Theorem to Compute the Radius
Drawing Mohr's Circle
Draw the Axes
Label the Axes
Plot the State of Stress that Acts on the x Face
Label the Points on Mohr's Circle as You Go
Plot the State of Stress that Acts on the y Face
Draw the Diameter of the Circle
Draw the Circle
The Circle Radius Must be Determined
Calculate the Horizontal Component of the Triangle
The Vertical Component of the Triangle is τ
xy
Use Pythagorean Theorem to Compute the Radius
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From the Pythagorean theorem, the radius of Mohr's circle is:
