Velocity for Regime Channel using Lacey's Theory Formula

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Velocity of flow in meter is the flow velocity is defined as a superficial volume average, and it corresponds to a unit volume of the medium, including both the pores and the matrix. Check FAQs
V=(Qf2140)0.166
V - Velocity of Flow in Meter?Q - Discharge for Regime Channel?f - Silt Factor?

Velocity for Regime Channel using Lacey's Theory Example

With values
With units
Only example

Here is how the Velocity for Regime Channel using Lacey's Theory equation looks like with Values.

Here is how the Velocity for Regime Channel using Lacey's Theory equation looks like with Units.

Here is how the Velocity for Regime Channel using Lacey's Theory equation looks like.

1.2813Edit=(35Edit4.22Edit2140)0.166
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Velocity for Regime Channel using Lacey's Theory Solution

Follow our step by step solution on how to calculate Velocity for Regime Channel using Lacey's Theory?

FIRST Step Consider the formula
V=(Qf2140)0.166
Next Step Substitute values of Variables
V=(35m³/s4.222140)0.166
Next Step Prepare to Evaluate
V=(354.222140)0.166
Next Step Evaluate
V=1.28133230330329m/s
LAST Step Rounding Answer
V=1.2813m/s

Velocity for Regime Channel using Lacey's Theory Formula Elements

Variables
Velocity of Flow in Meter
Velocity of flow in meter is the flow velocity is defined as a superficial volume average, and it corresponds to a unit volume of the medium, including both the pores and the matrix.
Symbol: V
Measurement: SpeedUnit: m/s
Note: Value should be greater than 0.
Discharge for Regime Channel
Discharge for Regime Channel is a stream channel if it is transporting water and sediment in equilibrium such that there is neither scour of the channel bed.
Symbol: Q
Measurement: Volumetric Flow RateUnit: m³/s
Note: Value should be greater than 0.
Silt Factor
Silt factor indicates the type of bed material from clay to heavy sand.
Symbol: f
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.

Other formulas in Lacey's Theory category

​Go Hydraulic Mean Depth for Regime Channel using Lacey's Theory
R=(52)((V)2f)
​Go Area of Regime Channel Section
A=(QV)
​Go Wetted Perimeter of Channel
P=4.75Q
​Go Bed Slope of Channel
S=f533340Q16

How to Evaluate Velocity for Regime Channel using Lacey's Theory?

Velocity for Regime Channel using Lacey's Theory evaluator uses Velocity of Flow in Meter = ((Discharge for Regime Channel*Silt Factor^2)/140)^0.166 to evaluate the Velocity of Flow in Meter, The Velocity for Regime Channel using Lacey's Theory formula is defined as the mean velocity in a Lacey channel is proportional to R2/3 where R = hydraulic radius. Velocity of Flow in Meter is denoted by V symbol.

How to evaluate Velocity for Regime Channel using Lacey's Theory using this online evaluator? To use this online evaluator for Velocity for Regime Channel using Lacey's Theory, enter Discharge for Regime Channel (Q) & Silt Factor (f) and hit the calculate button.

FAQs on Velocity for Regime Channel using Lacey's Theory

What is the formula to find Velocity for Regime Channel using Lacey's Theory?
The formula of Velocity for Regime Channel using Lacey's Theory is expressed as Velocity of Flow in Meter = ((Discharge for Regime Channel*Silt Factor^2)/140)^0.166. Here is an example- 1.281332 = ((35*4.22^2)/140)^0.166.
How to calculate Velocity for Regime Channel using Lacey's Theory?
With Discharge for Regime Channel (Q) & Silt Factor (f) we can find Velocity for Regime Channel using Lacey's Theory using the formula - Velocity of Flow in Meter = ((Discharge for Regime Channel*Silt Factor^2)/140)^0.166.
Can the Velocity for Regime Channel using Lacey's Theory be negative?
No, the Velocity for Regime Channel using Lacey's Theory, measured in Speed cannot be negative.
Which unit is used to measure Velocity for Regime Channel using Lacey's Theory?
Velocity for Regime Channel using Lacey's Theory is usually measured using the Meter per Second[m/s] for Speed. Meter per Minute[m/s], Meter per Hour[m/s], Kilometer per Hour[m/s] are the few other units in which Velocity for Regime Channel using Lacey's Theory can be measured.
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