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Excess Pressure using Surface Energy and Radius Formula

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The Excess pressure is the difference in pressure caused between the inner side of the surface and the outer side of the surface. Check FAQs

ΔP = \frac{2 \cdot γ}{R}

ΔP - Excess pressure?γ - Specific Surface Energy?R - Radius of Liquid Sphere?

Excess Pressure using Surface Energy and Radius Example

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Here is how the Excess Pressure using Surface Energy and Radius equation looks like with Values.

Here is how the Excess Pressure using Surface Energy and Radius equation looks like with Units.

Here is how the Excess Pressure using Surface Energy and Radius equation looks like.

20 = \frac{2 \cdot 50}{5}

20Pa = \frac{2 \cdot 50J/m²}{5m}

20 = \frac{2 \cdot 50}{5}

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Excess Pressure using Surface Energy and Radius Solution

Follow our step by step solution on how to calculate Excess Pressure using Surface Energy and Radius?

FIRST Step Consider the formula

ΔP = \frac{2 \cdot γ}{R}

Next Step Substitute values of Variables

∴

ΔP = \frac{2 \cdot 50J/m²}{5m}

Next Step Prepare to Evaluate

∴

ΔP = \frac{2 \cdot 50}{5}

LAST Step Evaluate

∴

ΔP = 20Pa

Excess Pressure using Surface Energy and Radius Formula Elements

Variables

Excess pressure

The Excess pressure is the difference in pressure caused between the inner side of the surface and the outer side of the surface.

Symbol: ΔP

Measurement: PressureUnit: Pa

Note: Value should be greater than 0.

Formulas to find Excess pressure

Specific Surface Energy

The Specific Surface Energy is the ratio of the required work to the surface area of the object.

Symbol: γ

Measurement: Specific Surface EnergyUnit: J/m²

Note: Value can be positive or negative.

Formulas to find Specific Surface Energy

Radius of Liquid Sphere

The Radius of Liquid Sphere is any of the line segments from its center to its perimeter.

Symbol: R

Measurement: LengthUnit: m

Note: Value should be greater than 0.

Formulas to find Radius of Liquid Sphere

Other formulas in Size Effects on Structure and Morphology of Free or Supported Nanoparticles category

Go Specific Surface Energy using Pressure, Volume Change and Area

γ = \frac{ΔP \cdot dV}{dA}

Go Specific Surface Energy using Work for Nanoparticles

γ = \frac{dW}{dA}

Go Surface Stress using Work

g = \frac{dW}{dA}

Go Pressure Inside Grain

P i = P e + \frac{4 \cdot γ}{Φ}

How to Evaluate Excess Pressure using Surface Energy and Radius?

Excess Pressure using Surface Energy and Radius evaluator uses Excess pressure = (2*Specific Surface Energy)/Radius of Liquid Sphere to evaluate the Excess pressure, The Excess Pressure using Surface Energy and Radius formula is defined as the difference in pressure caused between the inner side of the surface and the outer side of the surface. This can be calculated as the product of two and specific surface energy which further divided by radius of the sphere. Excess pressure is denoted by ΔP symbol.

How to evaluate Excess Pressure using Surface Energy and Radius using this online evaluator? To use this online evaluator for Excess Pressure using Surface Energy and Radius, enter Specific Surface Energy (γ) & Radius of Liquid Sphere (R) and hit the calculate button.

FAQs on Excess Pressure using Surface Energy and Radius

What is the formula to find Excess Pressure using Surface Energy and Radius?

The formula of Excess Pressure using Surface Energy and Radius is expressed as Excess pressure = (2*Specific Surface Energy)/Radius of Liquid Sphere. Here is an example- 2 = (2*50)/5.

How to calculate Excess Pressure using Surface Energy and Radius?

With Specific Surface Energy (γ) & Radius of Liquid Sphere (R) we can find Excess Pressure using Surface Energy and Radius using the formula - Excess pressure = (2*Specific Surface Energy)/Radius of Liquid Sphere.

Can the Excess Pressure using Surface Energy and Radius be negative?

No, the Excess Pressure using Surface Energy and Radius, measured in Pressure cannot be negative.

Which unit is used to measure Excess Pressure using Surface Energy and Radius?

Excess Pressure using Surface Energy and Radius is usually measured using the Pascal[Pa] for Pressure. Kilopascal[Pa], Bar[Pa], Pound Per Square Inch[Pa] are the few other units in which Excess Pressure using Surface Energy and Radius can be measured.

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