Characteristics Velocity Formula

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Characteristics Velocity is a measure of the effectiveness with which the combustion in a rocket engine produces high temperature and pressure. Check FAQs
C=([R]T1γ)(γ+12)γ+1γ-1
C - Characteristics Velocity?T1 - Temperature at Chamber?γ - Specific Heat Ratio?[R] - Universal gas constant?

Characteristics Velocity Example

With values
With units
Only example

Here is how the Characteristics Velocity equation looks like with Values.

Here is how the Characteristics Velocity equation looks like with Units.

Here is how the Characteristics Velocity equation looks like.

68.5902Edit=(8.3145256Edit1.33Edit)(1.33Edit+12)1.33Edit+11.33Edit-1
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Characteristics Velocity Solution

Follow our step by step solution on how to calculate Characteristics Velocity?

FIRST Step Consider the formula
C=([R]T1γ)(γ+12)γ+1γ-1
Next Step Substitute values of Variables
C=([R]256K1.33)(1.33+12)1.33+11.33-1
Next Step Substitute values of Constants
C=(8.3145256K1.33)(1.33+12)1.33+11.33-1
Next Step Prepare to Evaluate
C=(8.31452561.33)(1.33+12)1.33+11.33-1
Next Step Evaluate
C=68.5901685380425m/s
LAST Step Rounding Answer
C=68.5902m/s

Characteristics Velocity Formula Elements

Variables
Constants
Functions
Characteristics Velocity
Characteristics Velocity is a measure of the effectiveness with which the combustion in a rocket engine produces high temperature and pressure.
Symbol: C
Measurement: SpeedUnit: m/s
Note: Value should be greater than 0.
Temperature at Chamber
Temperature at Chamber typically refers to the temperature inside a closed chamber or enclosure.
Symbol: T1
Measurement: TemperatureUnit: K
Note: Value should be greater than 0.
Specific Heat Ratio
The specific heat ratio describes the ratio of specific heats of a gas at constant pressure to that at constant volume.
Symbol: γ
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Universal gas constant
Universal gas constant is a fundamental physical constant that appears in the ideal gas law, relating the pressure, volume, and temperature of an ideal gas.
Symbol: [R]
Value: 8.31446261815324
sqrt
A square root function is a function that takes a non-negative number as an input and returns the square root of the given input number.
Syntax: sqrt(Number)

Other formulas in Nozzles category

​Go Propulsion Efficiency
ηprop=2(v0v9)1+(v0v9)2
​Go Specific Volume at Throat
Vt=V1(γ+12)1γ-1
​Go Specific Temperature at Throat
Tt=2T1γ+1
​Go Nozzle Thrust Coefficient
CF=FAtP1

How to Evaluate Characteristics Velocity?

Characteristics Velocity evaluator uses Characteristics Velocity = sqrt((([R]*Temperature at Chamber)/Specific Heat Ratio)*((Specific Heat Ratio+1)/2)^((Specific Heat Ratio+1)/(Specific Heat Ratio-1))) to evaluate the Characteristics Velocity, Characteristics Velocity is a measure of the combustion performance of a rocket engine independent of nozzle performance, and is used to compare different propellants and propulsion systems. Characteristics Velocity is denoted by C symbol.

How to evaluate Characteristics Velocity using this online evaluator? To use this online evaluator for Characteristics Velocity, enter Temperature at Chamber (T1) & Specific Heat Ratio (γ) and hit the calculate button.

FAQs on Characteristics Velocity

What is the formula to find Characteristics Velocity?
The formula of Characteristics Velocity is expressed as Characteristics Velocity = sqrt((([R]*Temperature at Chamber)/Specific Heat Ratio)*((Specific Heat Ratio+1)/2)^((Specific Heat Ratio+1)/(Specific Heat Ratio-1))). Here is an example- 68.59017 = sqrt((([R]*256)/1.33)*((1.33+1)/2)^((1.33+1)/(1.33-1))).
How to calculate Characteristics Velocity?
With Temperature at Chamber (T1) & Specific Heat Ratio (γ) we can find Characteristics Velocity using the formula - Characteristics Velocity = sqrt((([R]*Temperature at Chamber)/Specific Heat Ratio)*((Specific Heat Ratio+1)/2)^((Specific Heat Ratio+1)/(Specific Heat Ratio-1))). This formula also uses Universal gas constant and Square Root (sqrt) function(s).
Can the Characteristics Velocity be negative?
No, the Characteristics Velocity, measured in Speed cannot be negative.
Which unit is used to measure Characteristics Velocity?
Characteristics Velocity 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 Characteristics Velocity can be measured.
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