Width of Channel given Velocity Approach Formula

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Width of Channel1 is the width of Notch and weir. Check FAQs
b=Q'vdf
b - Width of Channel1?Q' - Discharge by Approach Velocity?v - Velocity of Flow 1?df - Depth of Flow?

Width of Channel given Velocity Approach Example

With values
With units
Only example

Here is how the Width of Channel given Velocity Approach equation looks like with Values.

Here is how the Width of Channel given Velocity Approach equation looks like with Units.

Here is how the Width of Channel given Velocity Approach equation looks like.

3.0704Edit=153Edit15.1Edit3.3Edit
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Width of Channel given Velocity Approach Solution

Follow our step by step solution on how to calculate Width of Channel given Velocity Approach?

FIRST Step Consider the formula
b=Q'vdf
Next Step Substitute values of Variables
b=153m³/s15.1m/s3.3m
Next Step Prepare to Evaluate
b=15315.13.3
Next Step Evaluate
b=3.07043949428055m
LAST Step Rounding Answer
b=3.0704m

Width of Channel given Velocity Approach Formula Elements

Variables
Width of Channel1
Width of Channel1 is the width of Notch and weir.
Symbol: b
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Discharge by Approach Velocity
Discharge by Approach Velocity is the volumetric flow rate (in m 3 /h or ft 3 /h) of water transported through a given cross-sectional area.
Symbol: Q'
Measurement: Volumetric Flow RateUnit: m³/s
Note: Value should be greater than 0.
Velocity of Flow 1
Velocity of Flow 1 is the flow of water over the channel.
Symbol: v
Measurement: SpeedUnit: m/s
Note: Value should be greater than 0.
Depth of Flow
Depth of Flow is the distance from the top or surface of the flow to the bottom of a channel or other waterway or Depth of Flow at the Vertical while measuring Sound Weights.
Symbol: df
Measurement: LengthUnit: m
Note: Value should be greater than 0.

Other formulas in Flow Over Rectangular Sharp Crested Weir or Notch category

​Go Coefficient of Discharge given Discharge over Weir without considering Velocity
Cd=QFr'32(2g)LwSw32
​Go Coefficient of Discharge given Discharge Passing over Weir considering Velocity
Cd=QFr'32(2g)Lw((Sw+HV)32-HV32)
​Go Coefficient of Discharge given Discharge if Velocity not considered
Cd=QFr32(2g)(Lw-0.1nSw)Sw32
​Go Coefficient of Discharge given Discharge if Velocity considered
Cd=QFr32(2g)(Lw-0.1nHStillwater)(HStillwater32-HV32)

How to Evaluate Width of Channel given Velocity Approach?

Width of Channel given Velocity Approach evaluator uses Width of Channel1 = Discharge by Approach Velocity/(Velocity of Flow 1*Depth of Flow) to evaluate the Width of Channel1, Width of Channel given Velocity Approach can be described as measuring the channel in length along with width. Width of Channel1 is denoted by b symbol.

How to evaluate Width of Channel given Velocity Approach using this online evaluator? To use this online evaluator for Width of Channel given Velocity Approach, enter Discharge by Approach Velocity (Q'), Velocity of Flow 1 (v) & Depth of Flow (df) and hit the calculate button.

FAQs on Width of Channel given Velocity Approach

What is the formula to find Width of Channel given Velocity Approach?
The formula of Width of Channel given Velocity Approach is expressed as Width of Channel1 = Discharge by Approach Velocity/(Velocity of Flow 1*Depth of Flow). Here is an example- 3.070439 = 153/(15.1*3.3).
How to calculate Width of Channel given Velocity Approach?
With Discharge by Approach Velocity (Q'), Velocity of Flow 1 (v) & Depth of Flow (df) we can find Width of Channel given Velocity Approach using the formula - Width of Channel1 = Discharge by Approach Velocity/(Velocity of Flow 1*Depth of Flow).
Can the Width of Channel given Velocity Approach be negative?
No, the Width of Channel given Velocity Approach, measured in Length cannot be negative.
Which unit is used to measure Width of Channel given Velocity Approach?
Width of Channel given Velocity Approach is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which Width of Channel given Velocity Approach can be measured.
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