Mobilized Cohesion given Safe Height from Toe to Top of Wedge Formula

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Mobilized Cohesion in Kilopascal is the amount of cohesion that is resisting the shear stress. Check FAQs
Cmob=H4sin(θiπ180)cos(φmobπ180)/(γw(1-cos((θi-φmob)π180)))
Cmob - Mobilized Cohesion in Kilopascal?H - Height from Toe of Wedge to Top of Wedge?θi - Angle of Inclination in Soil Mechanics?φmob - Angle of Mobilized Friction in Soil Mechanics?γw - Unit Weight of Water in Soil Mechanics?π - Archimedes' constant?

Mobilized Cohesion given Safe Height from Toe to Top of Wedge Example

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Here is how the Mobilized Cohesion given Safe Height from Toe to Top of Wedge equation looks like with Values.

Here is how the Mobilized Cohesion given Safe Height from Toe to Top of Wedge equation looks like with Units.

Here is how the Mobilized Cohesion given Safe Height from Toe to Top of Wedge equation looks like.

0.8139Edit=10Edit4sin(36.85Edit3.1416180)cos(12.33Edit3.1416180)/(9810Edit(1-cos((36.85Edit-12.33Edit)3.1416180)))
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Mobilized Cohesion given Safe Height from Toe to Top of Wedge Solution

Follow our step by step solution on how to calculate Mobilized Cohesion given Safe Height from Toe to Top of Wedge?

FIRST Step Consider the formula
Cmob=H4sin(θiπ180)cos(φmobπ180)/(γw(1-cos((θi-φmob)π180)))
Next Step Substitute values of Variables
Cmob=10m4sin(36.85°π180)cos(12.33°π180)/(9810N/m³(1-cos((36.85°-12.33°)π180)))
Next Step Substitute values of Constants
Cmob=10m4sin(36.85°3.1416180)cos(12.33°3.1416180)/(9810N/m³(1-cos((36.85°-12.33°)3.1416180)))
Next Step Convert Units
Cmob=10m4sin(0.6432rad3.1416180)cos(0.2152rad3.1416180)/(9810N/m³(1-cos((0.6432rad-0.2152rad)3.1416180)))
Next Step Prepare to Evaluate
Cmob=104sin(0.64323.1416180)cos(0.21523.1416180)/(9810(1-cos((0.6432-0.2152)3.1416180)))
Next Step Evaluate
Cmob=813.902852247945Pa
Next Step Convert to Output's Unit
Cmob=0.813902852247945kPa
LAST Step Rounding Answer
Cmob=0.8139kPa

Mobilized Cohesion given Safe Height from Toe to Top of Wedge Formula Elements

Variables
Constants
Functions
Mobilized Cohesion in Kilopascal
Mobilized Cohesion in Kilopascal is the amount of cohesion that is resisting the shear stress.
Symbol: Cmob
Measurement: StressUnit: kPa
Note: Value should be greater than 0.
Height from Toe of Wedge to Top of Wedge
Height from Toe of Wedge to Top of Wedge of soil.
Symbol: H
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Angle of Inclination in Soil Mechanics
Angle of Inclination in Soil Mechanics the angle formed by the x-axis and a given line (measured counterclockwise from the positive half of the x-axis).
Symbol: θi
Measurement: AngleUnit: °
Note: Value should be greater than 0.
Angle of Mobilized Friction in Soil Mechanics
Angle of Mobilized Friction in Soil Mechanics is the slope angle at which an object starts sliding due to applied force.
Symbol: φmob
Measurement: AngleUnit: °
Note: Value should be between -180 to 180.
Unit Weight of Water in Soil Mechanics
Unit Weight of Water in Soil Mechanics is the weight per unit volume of water.
Symbol: γw
Measurement: Specific WeightUnit: N/m³
Note: Value should be greater than 0.
Archimedes' constant
Archimedes' constant is a mathematical constant that represents the ratio of the circumference of a circle to its diameter.
Symbol: π
Value: 3.14159265358979323846264338327950288
sin
Sine is a trigonometric function that describes the ratio of the length of the opposite side of a right triangle to the length of the hypotenuse.
Syntax: sin(Angle)
cos
Cosine of an angle is the ratio of the side adjacent to the angle to the hypotenuse of the triangle.
Syntax: cos(Angle)

Other formulas in Slope Stability Analysis using Culman's Method category

​Go Height of Wedge of Soil given Weight of Wedge
h=WweLγ2
​Go Cohesive Force along Slip Plane
Fc=cmL
​Go Mobilized Cohesion given Cohesive Force along Slip Plane
cm=FcL
​Go Height of Wedge of Soil given Angle of Inclination and Slope angle
h=Hsin((θi-θ)π180)sin(θiπ180)

How to Evaluate Mobilized Cohesion given Safe Height from Toe to Top of Wedge?

Mobilized Cohesion given Safe Height from Toe to Top of Wedge evaluator uses Mobilized Cohesion in Kilopascal = Height from Toe of Wedge to Top of Wedge/(4*sin((Angle of Inclination in Soil Mechanics*pi)/180)*cos((Angle of Mobilized Friction in Soil Mechanics*pi)/180))/(Unit Weight of Water in Soil Mechanics*(1-cos(((Angle of Inclination in Soil Mechanics-Angle of Mobilized Friction in Soil Mechanics)*pi)/180))) to evaluate the Mobilized Cohesion in Kilopascal, The Mobilized Cohesion given Safe Height from Toe to Top of Wedge is defined as the value of mobilized cohesion when we have prior information of other parameters used. Mobilized Cohesion in Kilopascal is denoted by Cmob symbol.

How to evaluate Mobilized Cohesion given Safe Height from Toe to Top of Wedge using this online evaluator? To use this online evaluator for Mobilized Cohesion given Safe Height from Toe to Top of Wedge, enter Height from Toe of Wedge to Top of Wedge (H), Angle of Inclination in Soil Mechanics i), Angle of Mobilized Friction in Soil Mechanics mob) & Unit Weight of Water in Soil Mechanics w) and hit the calculate button.

FAQs on Mobilized Cohesion given Safe Height from Toe to Top of Wedge

What is the formula to find Mobilized Cohesion given Safe Height from Toe to Top of Wedge?
The formula of Mobilized Cohesion given Safe Height from Toe to Top of Wedge is expressed as Mobilized Cohesion in Kilopascal = Height from Toe of Wedge to Top of Wedge/(4*sin((Angle of Inclination in Soil Mechanics*pi)/180)*cos((Angle of Mobilized Friction in Soil Mechanics*pi)/180))/(Unit Weight of Water in Soil Mechanics*(1-cos(((Angle of Inclination in Soil Mechanics-Angle of Mobilized Friction in Soil Mechanics)*pi)/180))). Here is an example- 0.000814 = 10/(4*sin((0.643153829359789*pi)/180)*cos((0.21519909677086*pi)/180))/(9810*(1-cos(((0.643153829359789-0.21519909677086)*pi)/180))).
How to calculate Mobilized Cohesion given Safe Height from Toe to Top of Wedge?
With Height from Toe of Wedge to Top of Wedge (H), Angle of Inclination in Soil Mechanics i), Angle of Mobilized Friction in Soil Mechanics mob) & Unit Weight of Water in Soil Mechanics w) we can find Mobilized Cohesion given Safe Height from Toe to Top of Wedge using the formula - Mobilized Cohesion in Kilopascal = Height from Toe of Wedge to Top of Wedge/(4*sin((Angle of Inclination in Soil Mechanics*pi)/180)*cos((Angle of Mobilized Friction in Soil Mechanics*pi)/180))/(Unit Weight of Water in Soil Mechanics*(1-cos(((Angle of Inclination in Soil Mechanics-Angle of Mobilized Friction in Soil Mechanics)*pi)/180))). This formula also uses Archimedes' constant and , Sine (sin), Cosine (cos) function(s).
Can the Mobilized Cohesion given Safe Height from Toe to Top of Wedge be negative?
No, the Mobilized Cohesion given Safe Height from Toe to Top of Wedge, measured in Stress cannot be negative.
Which unit is used to measure Mobilized Cohesion given Safe Height from Toe to Top of Wedge?
Mobilized Cohesion given Safe Height from Toe to Top of Wedge is usually measured using the Kilopascal[kPa] for Stress. Pascal[kPa], Newton per Square Meter[kPa], Newton per Square Millimeter[kPa] are the few other units in which Mobilized Cohesion given Safe Height from Toe to Top of Wedge can be measured.
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