Depth of Water Flow in Channel given Velocity Approach Formula

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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. Check FAQs
df=Q'bv
df - Depth of Flow?Q' - Discharge by Approach Velocity?b - Width of Channel1?v - Velocity of Flow 1?

Depth of Water Flow in Channel given Velocity Approach Example

With values
With units
Only example

Here is how the Depth of Water Flow in Channel given Velocity Approach equation looks like with Values.

Here is how the Depth of Water Flow in Channel given Velocity Approach equation looks like with Units.

Here is how the Depth of Water Flow in Channel given Velocity Approach equation looks like.

3.3764Edit=153Edit3.001Edit15.1Edit
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Depth of Water Flow in Channel given Velocity Approach Solution

Follow our step by step solution on how to calculate Depth of Water Flow in Channel given Velocity Approach?

FIRST Step Consider the formula
df=Q'bv
Next Step Substitute values of Variables
df=153m³/s3.001m15.1m/s
Next Step Prepare to Evaluate
df=1533.00115.1
Next Step Evaluate
df=3.37635799104493m
LAST Step Rounding Answer
df=3.3764m

Depth of Water Flow in Channel given Velocity Approach Formula Elements

Variables
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.
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.
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.
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.

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 Depth of Water Flow in Channel given Velocity Approach?

Depth of Water Flow in Channel given Velocity Approach evaluator uses Depth of Flow = Discharge by Approach Velocity/(Width of Channel1*Velocity of Flow 1) to evaluate the Depth of Flow, Depth of Water Flow in Channel given Velocity Approach can be described as measuring of depth of channel from water level of channel. Depth of Flow is denoted by df symbol.

How to evaluate Depth of Water Flow in Channel given Velocity Approach using this online evaluator? To use this online evaluator for Depth of Water Flow in Channel given Velocity Approach, enter Discharge by Approach Velocity (Q'), Width of Channel1 (b) & Velocity of Flow 1 (v) and hit the calculate button.

FAQs on Depth of Water Flow in Channel given Velocity Approach

What is the formula to find Depth of Water Flow in Channel given Velocity Approach?
The formula of Depth of Water Flow in Channel given Velocity Approach is expressed as Depth of Flow = Discharge by Approach Velocity/(Width of Channel1*Velocity of Flow 1). Here is an example- 3.268532 = 153/(3.001*15.1).
How to calculate Depth of Water Flow in Channel given Velocity Approach?
With Discharge by Approach Velocity (Q'), Width of Channel1 (b) & Velocity of Flow 1 (v) we can find Depth of Water Flow in Channel given Velocity Approach using the formula - Depth of Flow = Discharge by Approach Velocity/(Width of Channel1*Velocity of Flow 1).
Can the Depth of Water Flow in Channel given Velocity Approach be negative?
No, the Depth of Water Flow in Channel given Velocity Approach, measured in Length cannot be negative.
Which unit is used to measure Depth of Water Flow in Channel given Velocity Approach?
Depth of Water Flow in 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 Depth of Water Flow in Channel given Velocity Approach can be measured.
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