Density Ratio across Normal Shock Solution

STEP 0: Pre-Calculation Summary
Formula Used
Density Ratio Across Normal Shock = (Specific Heat Ratio+1)*(Mach Number Ahead of Normal Shock^2)/(2+(Specific Heat Ratio-1)*Mach Number Ahead of Normal Shock^2)
ρr = (γ+1)*(M1^2)/(2+(γ-1)*M1^2)
This formula uses 3 Variables
Variables Used
Density Ratio Across Normal Shock - Density Ratio Across Normal Shock indicates the ratio of densities before and after passing through a normal shock wave.
Specific Heat Ratio - The Specific Heat Ratio is the ratio of the heat capacity at constant pressure to heat capacity at constant volume.
Mach Number Ahead of Normal Shock - Mach Number Ahead of Normal Shock represents the velocity of a fluid or airflow relative to the speed of sound before encountering a normal shock wave.
STEP 1: Convert Input(s) to Base Unit
Specific Heat Ratio: 1.4 --> No Conversion Required
Mach Number Ahead of Normal Shock: 1.49 --> No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
ρr = (γ+1)*(M1^2)/(2+(γ-1)*M1^2) --> (1.4+1)*(1.49^2)/(2+(1.4-1)*1.49^2)
Evaluating ... ...
ρr = 1.84493289566627
STEP 3: Convert Result to Output's Unit
1.84493289566627 --> No Conversion Required
FINAL ANSWER
1.84493289566627 1.844933 <-- Density Ratio Across Normal Shock
(Calculation completed in 00.020 seconds)

Credits

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Created by Shikha Maurya
Indian Institute of Technology (IIT), Bombay
Shikha Maurya has created this Calculator and 100+ more calculators!
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Verified by Vinay Mishra
Indian Institute for Aeronautical Engineering and Information Technology (IIAEIT), Pune
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Property Change Across Shock Waves Calculators

Density Ratio across Normal Shock
​ LaTeX ​ Go Density Ratio Across Normal Shock = (Specific Heat Ratio+1)*(Mach Number Ahead of Normal Shock^2)/(2+(Specific Heat Ratio-1)*Mach Number Ahead of Normal Shock^2)
Entropy Change across Normal Shock
​ LaTeX ​ Go Entropy Change = Specific Gas Constant*ln(Stagnation Pressure Ahead of Normal Shock/Stagnation Pressure Behind Normal Shock)
Pressure Ratio across Normal Shock
​ LaTeX ​ Go Pressure Ratio Across Normal Shock = 1+(2*Specific Heat Ratio)/(Specific Heat Ratio+1)*(Mach Number Ahead of Normal Shock^2-1)
Shock Strength
​ LaTeX ​ Go Shock Strength = ((2*Specific Heat Ratio)/(1+Specific Heat Ratio))*(Mach Number Ahead of Normal Shock^2-1)

Density Ratio across Normal Shock Formula

​LaTeX ​Go
Density Ratio Across Normal Shock = (Specific Heat Ratio+1)*(Mach Number Ahead of Normal Shock^2)/(2+(Specific Heat Ratio-1)*Mach Number Ahead of Normal Shock^2)
ρr = (γ+1)*(M1^2)/(2+(γ-1)*M1^2)

How to obtain density ratio across normal shock?

Density ratio across the normal shock is obtained by rearranging the continuity equation and using Prandtl relation.

How to Calculate Density Ratio across Normal Shock?

Density Ratio across Normal Shock calculator uses Density Ratio Across Normal Shock = (Specific Heat Ratio+1)*(Mach Number Ahead of Normal Shock^2)/(2+(Specific Heat Ratio-1)*Mach Number Ahead of Normal Shock^2) to calculate the Density Ratio Across Normal Shock, Density Ratio across Normal Shock formula is defined as a relationship that describes the change in density across a normal shock wave in compressible flow, reflecting the effects of shock waves on fluid properties in aerospace applications. Density Ratio Across Normal Shock is denoted by ρr symbol.

How to calculate Density Ratio across Normal Shock using this online calculator? To use this online calculator for Density Ratio across Normal Shock, enter Specific Heat Ratio (γ) & Mach Number Ahead of Normal Shock (M1) and hit the calculate button. Here is how the Density Ratio across Normal Shock calculation can be explained with given input values -> 1.844933 = (1.4+1)*(1.49^2)/(2+(1.4-1)*1.49^2).

FAQ

What is Density Ratio across Normal Shock?
Density Ratio across Normal Shock formula is defined as a relationship that describes the change in density across a normal shock wave in compressible flow, reflecting the effects of shock waves on fluid properties in aerospace applications and is represented as ρr = (γ+1)*(M1^2)/(2+(γ-1)*M1^2) or Density Ratio Across Normal Shock = (Specific Heat Ratio+1)*(Mach Number Ahead of Normal Shock^2)/(2+(Specific Heat Ratio-1)*Mach Number Ahead of Normal Shock^2). The Specific Heat Ratio is the ratio of the heat capacity at constant pressure to heat capacity at constant volume & Mach Number Ahead of Normal Shock represents the velocity of a fluid or airflow relative to the speed of sound before encountering a normal shock wave.
How to calculate Density Ratio across Normal Shock?
Density Ratio across Normal Shock formula is defined as a relationship that describes the change in density across a normal shock wave in compressible flow, reflecting the effects of shock waves on fluid properties in aerospace applications is calculated using Density Ratio Across Normal Shock = (Specific Heat Ratio+1)*(Mach Number Ahead of Normal Shock^2)/(2+(Specific Heat Ratio-1)*Mach Number Ahead of Normal Shock^2). To calculate Density Ratio across Normal Shock, you need Specific Heat Ratio (γ) & Mach Number Ahead of Normal Shock (M1). With our tool, you need to enter the respective value for Specific Heat Ratio & Mach Number Ahead of Normal Shock and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
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