Suraj Kumar
Birsa Institute of Technology (BIT), Sindri
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Ishita Goyal
Meerut Institute of Engineering and Technology (MIET), Meerut
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6 Other formulas that you can solve using the same Inputs

Unit Weight of the Soil when Total Thrust from the Soil that are Free to Move is Given
unit weight of soil=((2*Total thrust of soil)/((Total height of wall)^2*Coefficient of active pressure)+((4*Cohesion)/(Total height of wall*sqrt(Coefficient of active pressure)))) GO
Cohesion of soil when Total Thrust from the Soil that are Free to Move is Given
Cohesion=(0.25*unit weight of soil*Total height of wall*sqrt(Coefficient of active pressure))-(0.5*Total thrust of soil/Total height of wall*sqrt(Coefficient of active pressure)) GO
Total Thrust from the Soil that are Free to Move a Considerable Amount
Total thrust of soil=((0.5*unit weight of soil*(Total height of wall)^2*Coefficient of active pressure)-(2*Cohesion*Total height of wall*sqrt(Coefficient of active pressure))) GO
Total Height of Wall when Total Thrust from the Soil for Level Surface Behind the Wall is Given
Total height of wall=sqrt((2*Total thrust of soil)/(unit weight of soil*Coefficient of active pressure)) GO
Unit Weight of Soil when Total Thrust from the Soil for Level Surface Behind the Wall is Given
unit weight of soil=(2*Total thrust of soil)/((Total height of wall)^2*Coefficient of active pressure) GO
Total Thrust from the Soil when the Surface Behind the Wall is Level
Total thrust of soil=(0.5*unit weight of soil*(Total height of wall)^2*Coefficient of active pressure) GO

2 Other formulas that calculate the same Output

Angle of Internal Friction of Soil when Coefficient of Passive Pressure is Given
Angle of internal friction=((90*pi)/180-2*arctan(sqrt(Coefficient of passive pressure))) GO
Angle of Internal Friction for a Soil
Angle of internal friction=arctan(Shearing force/Normal Force) GO

Angle of Internal Friction of Soil when Coefficient of Active Pressure is Given Formula

Angle of internal friction=((90*pi)/180-2*arctan(sqrt(Coefficient of active pressure)))
φ=((90*pi)/180-2*arctan(sqrt(K<sub>A</sub>)))
More formulas
Total Thrust from the Soil that are Free to Move GO
Unit Weight of Soil when Total Thrust from the Soil that are Free to Move is Given GO
Total Height of Wall when Total Thrust from the Soil that are Free to Move is Given GO
Total Thrust from the Soil when the Surface Behind the Wall is Level GO
Unit Weight of Soil when Total Thrust from the Soil for Level Surface Behind the Wall is Given GO
Total Height of Wall when Total Thrust from the Soil for Level Surface Behind the Wall is Given GO
Coefficient of Active Pressure when Total Thrust from the Soil for Level Surface is Given GO
Coefficient of Active Pressure when Angle of Internal Friction of Soil is Given GO
Total Thrust from the Soil that are Completely Restrained GO
Unit Weight of Soil when Total Thrust from the Soil that are Completely Restrained is Given GO
Total Height of Wall when Total Thrust from the Soil that are Completely Restrained is Given GO
Total Thrust from the Soil that are Completely Restrained and Surface is Level GO
Unit Weight of Soil when Thrust of Soil that are Completely Restrained and Surface is Level is Given GO
Height of Wall when Thrust of Soil that are Completely Restrained and Surface is Level is Given GO
Coefficient of Passive Pressure when Thrust of the Soil that are Completely Restrained is Given GO
Coefficient of Passive Pressure when Angle of Internal Friction of Soil is Given GO
Angle of Internal Friction of Soil when Coefficient of Passive Pressure is Given GO

What is angle of internal friction ?

A measure of the ability of a unit of rock or soil to withstand a shear stress. It is the angle (φ), measured between the normal force (N) and resultant force (R), that is attained when failure just occurs in response to a shearing stress (S).

How to Calculate Angle of Internal Friction of Soil when Coefficient of Active Pressure is Given?

Angle of Internal Friction of Soil when Coefficient of Active Pressure is Given calculator uses Angle of internal friction=((90*pi)/180-2*arctan(sqrt(Coefficient of active pressure))) to calculate the Angle of internal friction, The Angle of Internal Friction of Soil when Coefficient of Active Pressure is Given formula is defined as the angle (φ), measured between the normal force (N) and resultant force (R). Angle of internal friction and is denoted by φ symbol.

How to calculate Angle of Internal Friction of Soil when Coefficient of Active Pressure is Given using this online calculator? To use this online calculator for Angle of Internal Friction of Soil when Coefficient of Active Pressure is Given, enter Coefficient of active pressure (KA) and hit the calculate button. Here is how the Angle of Internal Friction of Soil when Coefficient of Active Pressure is Given calculation can be explained with given input values -> -41.810315 = ((90*pi)/180-2*arctan(sqrt(5))).

FAQ

What is Angle of Internal Friction of Soil when Coefficient of Active Pressure is Given?
The Angle of Internal Friction of Soil when Coefficient of Active Pressure is Given formula is defined as the angle (φ), measured between the normal force (N) and resultant force (R) and is represented as φ=((90*pi)/180-2*arctan(sqrt(KA))) or Angle of internal friction=((90*pi)/180-2*arctan(sqrt(Coefficient of active pressure))). Coefficient of active pressure is the ratio of horizontal and vertical principal effective stresses when a retaining wall moves away (by a small amount) from the retained soil.
How to calculate Angle of Internal Friction of Soil when Coefficient of Active Pressure is Given?
The Angle of Internal Friction of Soil when Coefficient of Active Pressure is Given formula is defined as the angle (φ), measured between the normal force (N) and resultant force (R) is calculated using Angle of internal friction=((90*pi)/180-2*arctan(sqrt(Coefficient of active pressure))). To calculate Angle of Internal Friction of Soil when Coefficient of Active Pressure is Given, you need Coefficient of active pressure (KA). With our tool, you need to enter the respective value for Coefficient of active pressure 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 Angle of internal friction?
In this formula, Angle of internal friction uses Coefficient of active pressure. We can use 2 other way(s) to calculate the same, which is/are as follows -
  • Angle of internal friction=arctan(Shearing force/Normal Force)
  • Angle of internal friction=((90*pi)/180-2*arctan(sqrt(Coefficient of passive pressure)))
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