Length of Slip Arc Solution

STEP 0: Pre-Calculation Summary
Formula Used
Length of Slip Arc = (2*pi*Radial Distance*Arc Angle*(180/pi))/360
L' = (2*pi*dradial*δ*(180/pi))/360
This formula uses 1 Constants, 3 Variables
Constants Used
pi - Archimedes' constant Value Taken As 3.14159265358979323846264338327950288
Variables Used
Length of Slip Arc - (Measured in Meter) - Length of Slip Arc is the length of the arc formed by slip circle.
Radial Distance - (Measured in Meter) - Radial Distance is defined as distance between whisker sensor's pivot point to whisker-object contact point.
Arc Angle - (Measured in Radian) - Arc Angle is the angle formed at the arc of slip circle.
STEP 1: Convert Input(s) to Base Unit
Radial Distance: 1.5 Meter --> 1.5 Meter No Conversion Required
Arc Angle: 2.0001 Radian --> 2.0001 Radian No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
L' = (2*pi*dradial*δ*(180/pi))/360 --> (2*pi*1.5*2.0001*(180/pi))/360
Evaluating ... ...
L' = 3.00015
STEP 3: Convert Result to Output's Unit
3.00015 Meter --> No Conversion Required
FINAL ANSWER
3.00015 Meter <-- Length of Slip Arc
(Calculation completed in 00.004 seconds)

Credits

Created by Suraj Kumar
Birsa Institute of Technology (BIT), Sindri
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25 The Swedish Slip Circle Method Calculators

Sum of Normal Component given Factor of Safety
Go Sum of All Normal Component in Soil Mechanics = ((Factor of Safety*Sum of All Tangential Component in Soil Mechanics)-(Unit Cohesion*Length of Slip Arc))/tan((Angle of Internal Friction of Soil*pi)/180)
Length of Slip Circle given Sum of Tangential Component
Go Length of Slip Arc = ((Factor of Safety*Sum of all Tangential Component)-(Sum of all Normal Component*tan((Angle of Internal Friction*pi)/180)))/Unit Cohesion
Sum of Tangential Component given Factor of Safety
Go Sum of all Tangential Component = ((Unit Cohesion*Length of Slip Arc)+(Sum of all Normal Component*tan((Angle of Internal Friction*pi)/180)))/Factor of Safety
Total Length of Slip Circle given Resisting Moment
Go Length of Slip Arc = ((Resisting Moment/Radius of Slip Circle)-(Sum of all Normal Component*tan((Angle of Internal Friction))))/Unit Cohesion
Sum of Normal Component given Resisting Moment
Go Sum of all Normal Component = ((Resisting Moment/Radius of Slip Circle)-(Unit Cohesion*Length of Slip Arc))/tan((Angle of Internal Friction))
Resisting Moment given Radius of Slip Circle
Go Resisting Moment = Radius of Slip Circle*((Unit Cohesion*Length of Slip Arc)+(Sum of all Normal Component*tan((Angle of Internal Friction))))
Normal Component given Resisting Force from Coulomb's Equation
Go Normal Component of Force in Soil Mechanics = (Resisting force in Soil Mechanics-(Unit Cohesion*Curve Length))/tan((Angle of Internal Friction of Soil))
Resisting Force from Coulomb's Equation
Go Resisting Force = ((Unit Cohesion*Curve Length)+(Normal Component of Force*tan((Angle of Internal Friction))))
Curve Length of Each Slice given Resisting Force from Coulomb's Equation
Go Curve Length = (Resisting Force-(Normal Component of Force*tan((Angle of Internal Friction))))/Unit Cohesion
Radial Distance from Centre of Rotation given Factor of Safety
Go Radial Distance = Factor of Safety/((Unit Cohesion*Length of Slip Arc)/(Weight of Body in Newtons*Distance))
Distance between Line of Action of Weight and Line Passing through Center
Go Distance = (Unit Cohesion*Length of Slip Arc*Radial Distance)/(Weight of Body in Newtons*Factor of Safety)
Distance between Line of Action and Line Passing through Center given Mobilised Cohesion
Go Distance = Mobilised Shear Resistance of Soil/((Weight of Body in Newtons*Radial Distance)/Length of Slip Arc)
Radial Distance from Centre of Rotation given Mobilised Shear resistance of Soil
Go Radial Distance = Mobilised Shear Resistance of Soil/((Weight of Body in Newtons*Distance)/Length of Slip Arc)
Mobilised Shear resistance of Soil given Weight of Soil on Wedge
Go Mobilised Shear Resistance of Soil = (Weight of Body in Newtons*Distance*Radial Distance)/Length of Slip Arc
Radial Distance from Center of Rotation given Length of Slip Arc
Go Radial Distance = (360*Length of Slip Arc)/(2*pi*Arc Angle*(180/pi))
Arc Angle given Length of Slip Arc
Go Arc Angle = (360*Length of Slip Arc)/(2*pi*Radial Distance)*(pi/180)
Radial Distance from Centre of Rotation given Moment of Resistance
Go Radial Distance = Resisting Moment/(Unit Cohesion*Length of Slip Arc)
Moment of Resistance given Unit Cohesion
Go Resisting Moment = (Unit Cohesion*Length of Slip Arc*Radial Distance)
Sum of Tangential Component given Driving Moment
Go Sum of all Tangential Component = Driving Moment/Radius of Slip Circle
Driving Moment given Radius of Slip Circle
Go Driving Moment = Radius of Slip Circle*Sum of all Tangential Component
Mobilised Shear resistance of Soil given Factor of Safety
Go Mobilised Shear Resistance of Soil = Unit Cohesion/Factor of Safety
Distance between Line of Action and Line Passing through Center given Driving Moment
Go Distance = Driving Moment/Weight of Body in Newtons
Driving Moment given Weight of Soil on Wedge
Go Driving Moment = Weight of Body in Newtons*Distance
Moment of Resistance given Factor of Safety
Go Resisting Moment = Factor of Safety*Driving Moment
Driving Moment given Factor of Safety
Go Driving Moment = Resisting Moment/Factor of Safety

Length of Slip Arc Formula

Length of Slip Arc = (2*pi*Radial Distance*Arc Angle*(180/pi))/360
L' = (2*pi*dradial*δ*(180/pi))/360

What is Slip Circle Method?

The slip circle method of slices is commonly used in the analyses of slope stability and bearing capacity for multi-layered ground.

How to Calculate Length of Slip Arc?

Length of Slip Arc calculator uses Length of Slip Arc = (2*pi*Radial Distance*Arc Angle*(180/pi))/360 to calculate the Length of Slip Arc, The Length of Slip Arc is defined as the distance along a fault line where one side slips past the other. Length of Slip Arc is denoted by L' symbol.

How to calculate Length of Slip Arc using this online calculator? To use this online calculator for Length of Slip Arc, enter Radial Distance (dradial) & Arc Angle (δ) and hit the calculate button. Here is how the Length of Slip Arc calculation can be explained with given input values -> 3.00015 = (2*pi*1.5*2.0001*(180/pi))/360.

FAQ

What is Length of Slip Arc?
The Length of Slip Arc is defined as the distance along a fault line where one side slips past the other and is represented as L' = (2*pi*dradial*δ*(180/pi))/360 or Length of Slip Arc = (2*pi*Radial Distance*Arc Angle*(180/pi))/360. Radial Distance is defined as distance between whisker sensor's pivot point to whisker-object contact point & Arc Angle is the angle formed at the arc of slip circle.
How to calculate Length of Slip Arc?
The Length of Slip Arc is defined as the distance along a fault line where one side slips past the other is calculated using Length of Slip Arc = (2*pi*Radial Distance*Arc Angle*(180/pi))/360. To calculate Length of Slip Arc, you need Radial Distance (dradial) & Arc Angle (δ). With our tool, you need to enter the respective value for Radial Distance & Arc Angle and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Length of Slip Arc?
In this formula, Length of Slip Arc uses Radial Distance & Arc Angle. We can use 3 other way(s) to calculate the same, which is/are as follows -
  • Length of Slip Arc = ((Resisting Moment/Radius of Slip Circle)-(Sum of all Normal Component*tan((Angle of Internal Friction))))/Unit Cohesion
  • Length of Slip Arc = ((Factor of Safety*Sum of all Tangential Component)-(Sum of all Normal Component*tan((Angle of Internal Friction*pi)/180)))/Unit Cohesion
  • Length of Slip Arc = Factor of Safety/((Unit Cohesion*Radial Distance)/(Weight of Body in Newtons*Distance))
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