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Submerged Unit Weight is the unit weight of weight of soil as observed underwater in a saturated condition of course. Check FAQs
γ'=(Cs(fs-(tan((φ))tan((i))))zcos((i))sin((i)))
γ' - Submerged Unit Weight?Cs - Cohesion of Soil?fs - Factor of Safety?φ - Angle of Internal Friction?i - Angle of Inclination to Horizontal in Soil?z - Depth of Prism?

Submerged Unit Weight given Factor of Safety for Cohesive Soil Example

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Here is how the Submerged Unit Weight given Factor of Safety for Cohesive Soil equation looks like with Values.

Here is how the Submerged Unit Weight given Factor of Safety for Cohesive Soil equation looks like with Units.

Here is how the Submerged Unit Weight given Factor of Safety for Cohesive Soil equation looks like.

1.8432Edit=(5Edit(2.8Edit-(tan((46Edit))tan((64Edit))))3Editcos((64Edit))sin((64Edit)))
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Submerged Unit Weight given Factor of Safety for Cohesive Soil Solution

Follow our step by step solution on how to calculate Submerged Unit Weight given Factor of Safety for Cohesive Soil?

FIRST Step Consider the formula
γ'=(Cs(fs-(tan((φ))tan((i))))zcos((i))sin((i)))
Next Step Substitute values of Variables
γ'=(5kPa(2.8-(tan((46°))tan((64°))))3mcos((64°))sin((64°)))
Next Step Convert Units
γ'=(5kPa(2.8-(tan((0.8029rad))tan((1.117rad))))3mcos((1.117rad))sin((1.117rad)))
Next Step Prepare to Evaluate
γ'=(5(2.8-(tan((0.8029))tan((1.117))))3cos((1.117))sin((1.117)))
Next Step Evaluate
γ'=1.84321340995399N/m³
LAST Step Rounding Answer
γ'=1.8432N/m³

Submerged Unit Weight given Factor of Safety for Cohesive Soil Formula Elements

Variables
Functions
Submerged Unit Weight
Submerged Unit Weight is the unit weight of weight of soil as observed underwater in a saturated condition of course.
Symbol: γ'
Measurement: Specific WeightUnit: N/m³
Note: Value should be greater than 0.
Cohesion of Soil
Cohesion of Soil is the ability of like particles within soil to hold onto each other. It is the shear strength or force that binds together like particles in the structure of a soil.
Symbol: Cs
Measurement: PressureUnit: kPa
Note: Value should be greater than 0.
Factor of Safety
Factor of Safety expresses how much stronger a system is than it needs to be for an intended load.
Symbol: fs
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Angle of Internal Friction
Angle of Internal Friction is the angle measured between the normal force and resultant force .
Symbol: φ
Measurement: AngleUnit: °
Note: Value should be greater than 0.
Angle of Inclination to Horizontal in Soil
Angle of Inclination to Horizontal in Soil is defined as the angle measured from the horizontal surface of the wall or any object.
Symbol: i
Measurement: AngleUnit: °
Note: Value should be greater than 0.
Depth of Prism
Depth of Prism is the length of prism along z direction.
Symbol: z
Measurement: LengthUnit: m
Note: Value should be greater than 0.
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)
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)

Other Formulas to find Submerged Unit Weight

​Go Submerged Unit Weight given Normal Stress Component
γ'=σNormalz(cos((i)))2
​Go Submerged Unit Weight given Shear Stress Component
γ'=𝜏zcos((i))sin((i))
​Go Submerged Unit Weight given Critical Depth
γ'=Cs(sec((i)))2hc(tan((i))-tan((φ)))

Other formulas in Stability Analysis of Submerged Slopes category

​Go Normal Stress Component given Submerged Unit Weight
σNormal=γ'z(cos((i)))2
​Go Depth of Prism given Submerged Unit Weight
z=σNormalγ'(cos((i)))2
​Go Shear Stress Component given Submerged Unit Weight
𝜏=(γ'zcos((i))sin((i)))
​Go Depth of Prism given Submerged Unit Weight and Shear Stress
z=𝜏γ'cos((i))sin((i))

How to Evaluate Submerged Unit Weight given Factor of Safety for Cohesive Soil?

Submerged Unit Weight given Factor of Safety for Cohesive Soil evaluator uses Submerged Unit Weight = (Cohesion of Soil/((Factor of Safety-(tan((Angle of Internal Friction))/tan((Angle of Inclination to Horizontal in Soil))))*Depth of Prism*cos((Angle of Inclination to Horizontal in Soil))*sin((Angle of Inclination to Horizontal in Soil)))) to evaluate the Submerged Unit Weight, The Submerged Unit Weight given Factor of Safety for Cohesive Soil is defined as the weight per unit volume of cohesive soil submerged in water, considering a safety factor. Submerged Unit Weight is denoted by γ' symbol.

How to evaluate Submerged Unit Weight given Factor of Safety for Cohesive Soil using this online evaluator? To use this online evaluator for Submerged Unit Weight given Factor of Safety for Cohesive Soil, enter Cohesion of Soil (Cs), Factor of Safety (fs), Angle of Internal Friction (φ), Angle of Inclination to Horizontal in Soil (i) & Depth of Prism (z) and hit the calculate button.

FAQs on Submerged Unit Weight given Factor of Safety for Cohesive Soil

What is the formula to find Submerged Unit Weight given Factor of Safety for Cohesive Soil?
The formula of Submerged Unit Weight given Factor of Safety for Cohesive Soil is expressed as Submerged Unit Weight = (Cohesion of Soil/((Factor of Safety-(tan((Angle of Internal Friction))/tan((Angle of Inclination to Horizontal in Soil))))*Depth of Prism*cos((Angle of Inclination to Horizontal in Soil))*sin((Angle of Inclination to Horizontal in Soil)))). Here is an example- 1.843213 = (5000/((2.8-(tan((0.802851455917241))/tan((1.11701072127616))))*3*cos((1.11701072127616))*sin((1.11701072127616)))).
How to calculate Submerged Unit Weight given Factor of Safety for Cohesive Soil?
With Cohesion of Soil (Cs), Factor of Safety (fs), Angle of Internal Friction (φ), Angle of Inclination to Horizontal in Soil (i) & Depth of Prism (z) we can find Submerged Unit Weight given Factor of Safety for Cohesive Soil using the formula - Submerged Unit Weight = (Cohesion of Soil/((Factor of Safety-(tan((Angle of Internal Friction))/tan((Angle of Inclination to Horizontal in Soil))))*Depth of Prism*cos((Angle of Inclination to Horizontal in Soil))*sin((Angle of Inclination to Horizontal in Soil)))). This formula also uses Sine (sin)Cosine (cos), Tangent (tan) function(s).
What are the other ways to Calculate Submerged Unit Weight?
Here are the different ways to Calculate Submerged Unit Weight-
  • Submerged Unit Weight=Normal Stress/(Depth of Prism*(cos((Angle of Inclination to Horizontal in Soil)))^2)OpenImg
  • Submerged Unit Weight=Shear Stress for Submerged Slopes/(Depth of Prism*cos((Angle of Inclination to Horizontal in Soil))*sin((Angle of Inclination to Horizontal in Soil)))OpenImg
  • Submerged Unit Weight=(Cohesion of Soil*(sec((Angle of Inclination to Horizontal in Soil)))^2)/(Critical Depth*(tan((Angle of Inclination to Horizontal in Soil))-tan((Angle of Internal Friction))))OpenImg
Can the Submerged Unit Weight given Factor of Safety for Cohesive Soil be negative?
No, the Submerged Unit Weight given Factor of Safety for Cohesive Soil, measured in Specific Weight cannot be negative.
Which unit is used to measure Submerged Unit Weight given Factor of Safety for Cohesive Soil?
Submerged Unit Weight given Factor of Safety for Cohesive Soil is usually measured using the Newton per Cubic Meter[N/m³] for Specific Weight. Newton per Cubic Centimeter[N/m³], Newton per Cubic Millimeter[N/m³], Kilonewton per Cubic Meter[N/m³] are the few other units in which Submerged Unit Weight given Factor of Safety for Cohesive Soil can be measured.
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