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Velocity Downstream of Shock is the velocity of flow behind the shock wave. Check FAQs
V2=V1γ+1(γ-1)+2M2
V2 - Velocity Downstream of Shock?V1 - Velocity Upstream of Shock?γ - Specific Heat Ratio?M - Mach Number?

Velocity behind Normal Shock Example

With values
With units
Only example

Here is how the Velocity behind Normal Shock equation looks like with Values.

Here is how the Velocity behind Normal Shock equation looks like with Units.

Here is how the Velocity behind Normal Shock equation looks like.

76.3007Edit=80.134Edit1.4Edit+1(1.4Edit-1)+21.03Edit2
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Velocity behind Normal Shock Solution

Follow our step by step solution on how to calculate Velocity behind Normal Shock?

FIRST Step Consider the formula
V2=V1γ+1(γ-1)+2M2
Next Step Substitute values of Variables
V2=80.134m/s1.4+1(1.4-1)+21.032
Next Step Prepare to Evaluate
V2=80.1341.4+1(1.4-1)+21.032
Next Step Evaluate
V2=76.3006504854369m/s
LAST Step Rounding Answer
V2=76.3007m/s

Velocity behind Normal Shock Formula Elements

Variables
Velocity Downstream of Shock
Velocity Downstream of Shock is the velocity of flow behind the shock wave.
Symbol: V2
Measurement: SpeedUnit: m/s
Note: Value should be greater than 0.
Velocity Upstream of Shock
Velocity Upstream of Shock is the velocity of flow ahead of the shock wave.
Symbol: V1
Measurement: SpeedUnit: m/s
Note: Value should be greater than 0.
Specific Heat Ratio
The Specific Heat Ratio is the ratio of the heat capacity at constant pressure to heat capacity at constant volume.
Symbol: γ
Measurement: NAUnit: Unitless
Note: Value should be between 1 to 2.
Mach Number
Mach Number is a dimensionless quantity in fluid dynamics representing the ratio of flow velocity past a boundary to the local speed of sound.
Symbol: M
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.

Other Formulas to find Velocity Downstream of Shock

​Go Velocity behind Normal Shock from Normal Shock Energy Equation
V2=2(h1+V122-h2)
​Go Velocity behind Normal Shock by Normal Shock Momentum Equation
V2=P1-P2+ρ1V12ρ2
​Go Flow Velocity Downstream of Shock Wave using Continuity Equation
V2=ρ1V1ρ2

Other formulas in Downstream Shock Waves category

​Go Characteristic Mach Number behind Shock
M2cr=1M1cr
​Go Mach Number behind Shock
M2=(2+γM12-M122γM12-γ+1)12
​Go Static Pressure behind Normal Shock using Normal Shock Momentum Equation
P2=P1+ρ1V12-ρ2V22
​Go Density behind Normal Shock using Normal Shock Momentum Equation
ρ2=P1+ρ1V12-P2V22

How to Evaluate Velocity behind Normal Shock?

Velocity behind Normal Shock evaluator uses Velocity Downstream of Shock = Velocity Upstream of Shock/((Specific Heat Ratio+1)/((Specific Heat Ratio-1)+2/(Mach Number^2))) to evaluate the Velocity Downstream of Shock, The Velocity behind Normal Shock calculates the velocity of a fluid downstream of a normal shock wave. This formula incorporates parameters such as the velocity upstream of the shock, the ratio of specific heats for the fluid, and the Mach number of the flow. It provides valuable insights into the change in velocity resulting from the passage of the shock wave. Velocity Downstream of Shock is denoted by V2 symbol.

How to evaluate Velocity behind Normal Shock using this online evaluator? To use this online evaluator for Velocity behind Normal Shock, enter Velocity Upstream of Shock (V1), Specific Heat Ratio (γ) & Mach Number (M) and hit the calculate button.

FAQs on Velocity behind Normal Shock

What is the formula to find Velocity behind Normal Shock?
The formula of Velocity behind Normal Shock is expressed as Velocity Downstream of Shock = Velocity Upstream of Shock/((Specific Heat Ratio+1)/((Specific Heat Ratio-1)+2/(Mach Number^2))). Here is an example- 138.0637 = 80.134/((1.4+1)/((1.4-1)+2/(1.03^2))).
How to calculate Velocity behind Normal Shock?
With Velocity Upstream of Shock (V1), Specific Heat Ratio (γ) & Mach Number (M) we can find Velocity behind Normal Shock using the formula - Velocity Downstream of Shock = Velocity Upstream of Shock/((Specific Heat Ratio+1)/((Specific Heat Ratio-1)+2/(Mach Number^2))).
What are the other ways to Calculate Velocity Downstream of Shock?
Here are the different ways to Calculate Velocity Downstream of Shock-
  • Velocity Downstream of Shock=sqrt(2*(Enthalpy Ahead of Normal Shock+(Velocity Upstream of Shock^2)/2-Enthalpy Behind Normal Shock))OpenImg
  • Velocity Downstream of Shock=sqrt((Static Pressure Ahead of Normal Shock-Static pressure Behind Normal shock+Density Ahead of Normal Shock*Velocity Upstream of Shock^2)/Density Behind Normal Shock)OpenImg
  • Velocity Downstream of Shock=(Density Ahead of Normal Shock*Velocity Upstream of Shock)/Density Behind Normal ShockOpenImg
Can the Velocity behind Normal Shock be negative?
No, the Velocity behind Normal Shock, measured in Speed cannot be negative.
Which unit is used to measure Velocity behind Normal Shock?
Velocity behind Normal Shock 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 behind Normal Shock can be measured.
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