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Coefficient of Contraction Formula

GoCoefficient of Contraction given Coefficient of Discharge Formula

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The Coefficient of Contraction refers to the ratio between the area of the jet at the vena contract and the area of the orifice. Check FAQs

C c = \frac{C d}{C v}

C_c - Coefficient of Contraction?C_d - Coefficient of Discharge?C_v - Coefficient of Velocity?

Coefficient of Contraction Example

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Here is how the Coefficient of Contraction equation looks like with Values.

Here is how the Coefficient of Contraction equation looks like with Units.

Here is how the Coefficient of Contraction equation looks like.

0.7174 = \frac{0.66}{0.92}

0.7174 = \frac{0.66}{0.92}

0.7174 = \frac{0.66}{0.92}

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Coefficient of Contraction Solution

Follow our step by step solution on how to calculate Coefficient of Contraction?

FIRST Step Consider the formula

C c = \frac{C d}{C v}

Next Step Substitute values of Variables

∴

C c = \frac{0.66}{0.92}

Next Step Prepare to Evaluate

∴

C c = \frac{0.66}{0.92}

Next Step Evaluate

∴

C c = 0.717391304347826

LAST Step Rounding Answer

∴

C c = 0.7174

Coefficient of Contraction Formula Elements

Variables

Coefficient of Contraction

The Coefficient of Contraction refers to the ratio between the area of the jet at the vena contract and the area of the orifice.

Symbol: C_c

Measurement: NAUnit: Unitless

Note: Value should be between 0 to 1.

Formulas to find Coefficient of Contraction

Coefficient of Discharge

The Coefficient of Discharge refers to the volume of fluid (such as water) that flows through a pipe or channel per unit of time.

Symbol: C_d

Measurement: NAUnit: Unitless

Note: Value should be between 0 to 1.2.

Formulas to find Coefficient of Discharge

Coefficient of Velocity

The Coefficient of Velocity refers to the ratio of the actual velocity of a fluid jet at the vena contracta (the point of minimum cross-sectional area) to the theoretical velocity of the jet.

Symbol: C_v

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Coefficient of Velocity

Other Formulas to find Coefficient of Contraction

Go Coefficient of Contraction given Coefficient of Discharge

C c = \frac{C d}{C v}

Other formulas in Orifice Meter category

Go Theoretical Velocity at Section 2 in Orifice Meter

V p2 = \sqrt{2 \cdot [g] \cdot h venturi + {V 1}^{2}}

Go Theoretical Velocity at Section 1 in Orifice Meter

V 1 = \sqrt{({V p2}^{2}) - (2 \cdot [g] \cdot h venturi)}

Go Actual Velocity given Theoretical Velocity at Section 2

v = C v \cdot V p2

Go Area at Section 2 or at Vena Contracta

A f = C c \cdot a o

How to Evaluate Coefficient of Contraction?

Coefficient of Contraction evaluator uses Coefficient of Contraction = Coefficient of Discharge/Coefficient of Velocity to evaluate the Coefficient of Contraction, The Coefficient of Contraction formula is defined as ratio of discharge coefficient to that of velocity coefficient. Coefficient of Contraction is denoted by C_c symbol.

How to evaluate Coefficient of Contraction using this online evaluator? To use this online evaluator for Coefficient of Contraction, enter Coefficient of Discharge (C_d) & Coefficient of Velocity (C_v) and hit the calculate button.

FAQs on Coefficient of Contraction

What is the formula to find Coefficient of Contraction?

The formula of Coefficient of Contraction is expressed as Coefficient of Contraction = Coefficient of Discharge/Coefficient of Velocity. Here is an example- 0.717391 = 0.66/0.92.

How to calculate Coefficient of Contraction?

With Coefficient of Discharge (C_d) & Coefficient of Velocity (C_v) we can find Coefficient of Contraction using the formula - Coefficient of Contraction = Coefficient of Discharge/Coefficient of Velocity.

What are the other ways to Calculate Coefficient of Contraction?

Here are the different ways to Calculate Coefficient of Contraction-

Coefficient of Contraction=Coefficient of Discharge/Coefficient of Velocity

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Coefficient of Contraction Formula

​GoCoefficient of Contraction given Coefficient of Discharge Formula

Coefficient of Contraction Example

Coefficient of Contraction Solution

Coefficient of Contraction Formula Elements

Other Formulas to find Coefficient of Contraction

Other formulas in Orifice Meter category

How to Evaluate Coefficient of Contraction?

FAQs on Coefficient of Contraction

Variable Name

GoCoefficient of Contraction given Coefficient of Discharge Formula