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Constant for Small Rectangular Aperture is defined by empirical formula given for Small Rectangular Aperture. Check FAQs
KFlow=QsrwSw-(hap3)
KFlow - Constant for Small Rectangular Aperture?Qsrw - Discharge for Small Rectangular Aperture?Sw - Height of Water above Crest of Weir?hap - Height of Small Rectangular Aperture?

Constant given Discharge through Small Rectangular Shaped Aperture Weir Example

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Here is how the Constant given Discharge through Small Rectangular Shaped Aperture Weir equation looks like with Values.

Here is how the Constant given Discharge through Small Rectangular Shaped Aperture Weir equation looks like with Units.

Here is how the Constant given Discharge through Small Rectangular Shaped Aperture Weir equation looks like.

1.0667Edit=1.6Edit2Edit-(1.5Edit3)
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Constant given Discharge through Small Rectangular Shaped Aperture Weir Solution

Follow our step by step solution on how to calculate Constant given Discharge through Small Rectangular Shaped Aperture Weir?

FIRST Step Consider the formula
KFlow=QsrwSw-(hap3)
Next Step Substitute values of Variables
KFlow=1.6m³/s2m-(1.5m3)
Next Step Prepare to Evaluate
KFlow=1.62-(1.53)
Next Step Evaluate
KFlow=1.06666666666667
LAST Step Rounding Answer
KFlow=1.0667

Constant given Discharge through Small Rectangular Shaped Aperture Weir Formula Elements

Variables
Constant for Small Rectangular Aperture
Constant for Small Rectangular Aperture is defined by empirical formula given for Small Rectangular Aperture.
Symbol: KFlow
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Discharge for Small Rectangular Aperture
Discharge for Small Rectangular Aperture is the rate of flow of a liquid.
Symbol: Qsrw
Measurement: Volumetric Flow RateUnit: m³/s
Note: Value can be positive or negative.
Height of Water above Crest of Weir
Height of Water above Crest of Weir is defined as the water surface height above crest.
Symbol: Sw
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Height of Small Rectangular Aperture
Height of Small Rectangular Aperture is the distance between the lowest and highest points of Small Rectangular Aperture.
Symbol: hap
Measurement: LengthUnit: m
Note: Value should be greater than 0.

Other Formulas to find Constant for Small Rectangular Aperture

​Go Constant for Small Rectangular Shaped Aperture Weir
KFlow=Cdwap(2ghap)12

Other formulas in Proportional Weir or Sutro Weir category

​Go Discharge through Small Rectangular Shaped Aperture Weir
Qsrw=KFlow(Sw-(hap3))
​Go Head given Discharge through Small Rectangular Shaped Aperture Weir
Sw=(QsrwKFlow)+(hap3)
​Go Height of Aperture given Discharge through Small Rectangular Shaped Aperture Weir
hap=-((QsrwKFlow)-Sw)3
​Go Coefficient of Discharge given Constant for Rectangular Shaped Aperture Weir
Cd=KFlowwap(2ghap)12

How to Evaluate Constant given Discharge through Small Rectangular Shaped Aperture Weir?

Constant given Discharge through Small Rectangular Shaped Aperture Weir evaluator uses Constant for Small Rectangular Aperture = Discharge for Small Rectangular Aperture/(Height of Water above Crest of Weir-(Height of Small Rectangular Aperture/3)) to evaluate the Constant for Small Rectangular Aperture, Constant given discharge through small rectangular shaped aperture weir is defined as product of coefficient of discharge and width of aperture. Constant for Small Rectangular Aperture is denoted by KFlow symbol.

How to evaluate Constant given Discharge through Small Rectangular Shaped Aperture Weir using this online evaluator? To use this online evaluator for Constant given Discharge through Small Rectangular Shaped Aperture Weir, enter Discharge for Small Rectangular Aperture (Qsrw), Height of Water above Crest of Weir (Sw) & Height of Small Rectangular Aperture (hap) and hit the calculate button.

FAQs on Constant given Discharge through Small Rectangular Shaped Aperture Weir

What is the formula to find Constant given Discharge through Small Rectangular Shaped Aperture Weir?
The formula of Constant given Discharge through Small Rectangular Shaped Aperture Weir is expressed as Constant for Small Rectangular Aperture = Discharge for Small Rectangular Aperture/(Height of Water above Crest of Weir-(Height of Small Rectangular Aperture/3)). Here is an example- 1.066667 = 1.6/(2-(1.5/3)).
How to calculate Constant given Discharge through Small Rectangular Shaped Aperture Weir?
With Discharge for Small Rectangular Aperture (Qsrw), Height of Water above Crest of Weir (Sw) & Height of Small Rectangular Aperture (hap) we can find Constant given Discharge through Small Rectangular Shaped Aperture Weir using the formula - Constant for Small Rectangular Aperture = Discharge for Small Rectangular Aperture/(Height of Water above Crest of Weir-(Height of Small Rectangular Aperture/3)).
What are the other ways to Calculate Constant for Small Rectangular Aperture?
Here are the different ways to Calculate Constant for Small Rectangular Aperture-
  • Constant for Small Rectangular Aperture=Coefficient of Discharge*Width of Small Rectangular Aperture*(2*Acceleration due to Gravity*Height of Small Rectangular Aperture)^(1/2)OpenImg
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