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Form Factor is a ratio of watershed area to the square of the length of the watershed. Check FAQs
Ff=AL2
Ff - Form Factor?A - Watershed Area?L - Watershed Length?

Form Factor using Watershed Dimensions Example

With values
With units
Only example

Here is how the Form Factor using Watershed Dimensions equation looks like with Values.

Here is how the Form Factor using Watershed Dimensions equation looks like with Units.

Here is how the Form Factor using Watershed Dimensions equation looks like.

0.008Edit=20Edit50Edit2
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Form Factor using Watershed Dimensions Solution

Follow our step by step solution on how to calculate Form Factor using Watershed Dimensions?

FIRST Step Consider the formula
Ff=AL2
Next Step Substitute values of Variables
Ff=2050m2
Next Step Prepare to Evaluate
Ff=20502
LAST Step Evaluate
Ff=0.008

Form Factor using Watershed Dimensions Formula Elements

Variables
Form Factor
Form Factor is a ratio of watershed area to the square of the length of the watershed.
Symbol: Ff
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Watershed Area
Watershed Area is an isolated area with a well demarcated boundary line, draining the rainwater to a single outlet.
Symbol: A
Measurement: AreaUnit:
Note: Value should be greater than 0.
Watershed Length
Watershed Length is distance from outlet to watershed boundary along main channel.
Symbol: L
Measurement: LengthUnit: m
Note: Value should be greater than 0.

Other Formulas to find Form Factor

​Go Form Factor given Width of Basin
Ff=WbLb
​Go Form Factor given Shape Factor
Ff=1Bs

Other formulas in Form Factors category

​Go Shape Factor given Watershed Length
Bs=(L)2Acatchment
​Go Watershed Length given Shape Factor
L=BsAcatchment
​Go Watershed Area given Shape Factor
A=L2Bs
​Go Aerial Length of Basin given Form Factor
Lb=WbFf

How to Evaluate Form Factor using Watershed Dimensions?

Form Factor using Watershed Dimensions evaluator uses Form Factor = Watershed Area/Watershed Length^2 to evaluate the Form Factor, The Form Factor using Watershed Dimensions formula is defined as the ratio of the basin area to the square of the basin length. Form Factor is denoted by Ff symbol.

How to evaluate Form Factor using Watershed Dimensions using this online evaluator? To use this online evaluator for Form Factor using Watershed Dimensions, enter Watershed Area (A) & Watershed Length (L) and hit the calculate button.

FAQs on Form Factor using Watershed Dimensions

What is the formula to find Form Factor using Watershed Dimensions?
The formula of Form Factor using Watershed Dimensions is expressed as Form Factor = Watershed Area/Watershed Length^2. Here is an example- 0.008 = 20/50^2.
How to calculate Form Factor using Watershed Dimensions?
With Watershed Area (A) & Watershed Length (L) we can find Form Factor using Watershed Dimensions using the formula - Form Factor = Watershed Area/Watershed Length^2.
What are the other ways to Calculate Form Factor?
Here are the different ways to Calculate Form Factor-
  • Form Factor=Width of Basin/Length of BasinOpenImg
  • Form Factor=1/Shape FactorOpenImg
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