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Plane Angle is the measure of the inclination between two intersecting lines in a flat surface, usually expressed in degrees. Check FAQs
θplane=atan(2τσx-σy)2
θplane - Plane Angle?τ - Shear Stress in Mpa?σx - Stress Along x Direction?σy - Stress Along y Direction?

Condition for Minimum Normal Stress Example

With values
With units
Only example

Here is how the Condition for Minimum Normal Stress equation looks like with Values.

Here is how the Condition for Minimum Normal Stress equation looks like with Units.

Here is how the Condition for Minimum Normal Stress equation looks like.

24.3339Edit=atan(241.5Edit95Edit-22Edit)2
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Condition for Minimum Normal Stress Solution

Follow our step by step solution on how to calculate Condition for Minimum Normal Stress?

FIRST Step Consider the formula
θplane=atan(2τσx-σy)2
Next Step Substitute values of Variables
θplane=atan(241.5MPa95MPa-22MPa)2
Next Step Convert Units
θplane=atan(24.2E+7Pa9.5E+7Pa-2.2E+7Pa)2
Next Step Prepare to Evaluate
θplane=atan(24.2E+79.5E+7-2.2E+7)2
Next Step Evaluate
θplane=0.424706570615896rad
Next Step Convert to Output's Unit
θplane=24.3338940277703°
LAST Step Rounding Answer
θplane=24.3339°

Condition for Minimum Normal Stress Formula Elements

Variables
Functions
Plane Angle
Plane Angle is the measure of the inclination between two intersecting lines in a flat surface, usually expressed in degrees.
Symbol: θplane
Measurement: AngleUnit: °
Note: Value should be greater than 0.
Shear Stress in Mpa
Shear Stress in Mpa, force tending to cause deformation of a material by slippage along a plane or planes parallel to the imposed stress.
Symbol: τ
Measurement: StressUnit: MPa
Note: Value should be greater than 0.
Stress Along x Direction
Stress Along x Direction is the force per unit area acting on a material in the positive x-axis orientation.
Symbol: σx
Measurement: StressUnit: MPa
Note: Value should be greater than 0.
Stress Along y Direction
Stress Along y Direction is the force per unit area acting perpendicular to the y-axis in a material or structure.
Symbol: σy
Measurement: StressUnit: MPa
Note: Value should be greater than 0.
tan
The tangent of an angle is a trigonometric ratio of the length of the side opposite an angle to the length of the side adjacent to an angle in a right triangle.
Syntax: tan(Angle)
atan
Inverse tan is used to calculate the angle by applying the tangent ratio of the angle, which is the opposite side divided by the adjacent side of the right triangle.
Syntax: atan(Number)

Other Formulas to find Plane Angle

​Go Condition for Maximum Value of Normal Stress
θplane=atan(2τσx-σy)2

Other formulas in Mohr's Circle when a Body is Subjected to Two Mutual Perpendicular and a Simple Shear Stress category

​Go Maximum Value of Normal Stress
σn,max=σx+σy2+(σx-σy2)2+τ2
​Go Maximum Value of Shear Stress
τmax=(σx-σy2)2+τ2
​Go Minimum Value of Normal Stress
σn,min=σx+σy2-(σx-σy2)2+τ2
​Go Normal Stress on Oblique Plane with Two Mutually Perpendicular Unequal Stresses
σθ=σmajor+σminor2+σmajor-σminor2cos(2θplane)

How to Evaluate Condition for Minimum Normal Stress?

Condition for Minimum Normal Stress evaluator uses Plane Angle = (atan((2*Shear Stress in Mpa)/(Stress Along x Direction-Stress Along y Direction)))/2 to evaluate the Plane Angle, The Condition for Minimum Normal Stress formula is defined as when twice the angle of the plane is equal to the inverse tangent of the ratio of twice the value of shear stress to the difference of stress along x and y-direction. Plane Angle is denoted by θplane symbol.

How to evaluate Condition for Minimum Normal Stress using this online evaluator? To use this online evaluator for Condition for Minimum Normal Stress, enter Shear Stress in Mpa (τ), Stress Along x Direction x) & Stress Along y Direction y) and hit the calculate button.

FAQs on Condition for Minimum Normal Stress

What is the formula to find Condition for Minimum Normal Stress?
The formula of Condition for Minimum Normal Stress is expressed as Plane Angle = (atan((2*Shear Stress in Mpa)/(Stress Along x Direction-Stress Along y Direction)))/2. Here is an example- 1394.229 = (atan((2*41500000)/(95000000-22000000)))/2.
How to calculate Condition for Minimum Normal Stress?
With Shear Stress in Mpa (τ), Stress Along x Direction x) & Stress Along y Direction y) we can find Condition for Minimum Normal Stress using the formula - Plane Angle = (atan((2*Shear Stress in Mpa)/(Stress Along x Direction-Stress Along y Direction)))/2. This formula also uses Tangent, Inverse tan function(s).
What are the other ways to Calculate Plane Angle?
Here are the different ways to Calculate Plane Angle-
  • Plane Angle=(atan((2*Shear Stress in Mpa)/(Stress Along x Direction-Stress Along y Direction)))/2OpenImg
Can the Condition for Minimum Normal Stress be negative?
No, the Condition for Minimum Normal Stress, measured in Angle cannot be negative.
Which unit is used to measure Condition for Minimum Normal Stress?
Condition for Minimum Normal Stress is usually measured using the Degree[°] for Angle. Radian[°], Minute[°], Second[°] are the few other units in which Condition for Minimum Normal Stress can be measured.
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