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Freestream Velocity given Total Drag Force Formula

GoFreestream Velocity given required Power Formula

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The Freestream Velocity is the velocity of air far upstream of an aerodynamic body, that is before the body has a chance to deflect, slow down or compress the air. Check FAQs

V ∞ = \frac{P}{F D}

V_∞ - Freestream Velocity?P - Power?F_D - Drag Force?

Freestream Velocity given Total Drag Force Example

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Here is how the Freestream Velocity given Total Drag Force equation looks like with Values.

Here is how the Freestream Velocity given Total Drag Force equation looks like with Units.

Here is how the Freestream Velocity given Total Drag Force equation looks like.

30.003 = \frac{3000}{99.99}

30.003m/s = \frac{3000W}{99.99N}

30.003 = \frac{3000}{99.99}

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Freestream Velocity given Total Drag Force Solution

Follow our step by step solution on how to calculate Freestream Velocity given Total Drag Force?

FIRST Step Consider the formula

V ∞ = \frac{P}{F D}

Next Step Substitute values of Variables

∴

V ∞ = \frac{3000W}{99.99N}

Next Step Prepare to Evaluate

∴

V ∞ = \frac{3000}{99.99}

Next Step Evaluate

∴

V ∞ = 30.00300030003m/s

LAST Step Rounding Answer

∴

V ∞ = 30.003m/s

Freestream Velocity given Total Drag Force Formula Elements

Variables

Freestream Velocity

The Freestream Velocity is the velocity of air far upstream of an aerodynamic body, that is before the body has a chance to deflect, slow down or compress the air.

Symbol: V_∞

Measurement: SpeedUnit: m/s

Note: Value should be greater than 0.

Formulas to find Freestream Velocity

Power

Power is defined as the product of thrust force and velocity of aircraft.

Symbol: P

Measurement: PowerUnit: W

Note: Value should be greater than 0.

Formulas to find Power

Drag Force

Drag Force is the resisting force experienced by an object moving through a fluid.

Symbol: F_D

Measurement: ForceUnit: N

Note: Value should be greater than 0.

Formulas to find Drag Force

Other Formulas to find Freestream Velocity

Go Freestream Velocity given required Power

V ∞ = \frac{P}{T}

Other formulas in Lift and Drag Requirements category

Go Drag for Level and Unaccelerated Flight

F D = T \cdot \cos (σ T)

Go Lift for Unaccelerated Flight

F L = W body - T \cdot \sin (σ T)

Go Drag for Level and Unaccelerated Flight at Negligible Thrust Angle

F D = P dynamic \cdot A \cdot C D

Go Lift for Level and Unaccelerated Flight at Negligible Thrust Angle

F L = P dynamic \cdot A \cdot C L

How to Evaluate Freestream Velocity given Total Drag Force?

Freestream Velocity given Total Drag Force evaluator uses Freestream Velocity = Power/Drag Force to evaluate the Freestream Velocity, The Freestream Velocity given Total Drag Force represents the velocity of the fluid upstream of an object or within an undisturbed flow field, it is equal to the ratio of required power and total drag force of an aircraft. Freestream Velocity is denoted by V_∞ symbol.

How to evaluate Freestream Velocity given Total Drag Force using this online evaluator? To use this online evaluator for Freestream Velocity given Total Drag Force, enter Power (P) & Drag Force (F_D) and hit the calculate button.

FAQs on Freestream Velocity given Total Drag Force

What is the formula to find Freestream Velocity given Total Drag Force?

The formula of Freestream Velocity given Total Drag Force is expressed as Freestream Velocity = Power/Drag Force. Here is an example- 1.70017 = power__/99.99.

How to calculate Freestream Velocity given Total Drag Force?

With Power (P) & Drag Force (F_D) we can find Freestream Velocity given Total Drag Force using the formula - Freestream Velocity = Power/Drag Force.

What are the other ways to Calculate Freestream Velocity?

Here are the different ways to Calculate Freestream Velocity-

Freestream Velocity=Power/Thrust

Can the Freestream Velocity given Total Drag Force be negative?

No, the Freestream Velocity given Total Drag Force, measured in Speed cannot be negative.

Which unit is used to measure Freestream Velocity given Total Drag Force?

Freestream Velocity given Total Drag Force 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 Freestream Velocity given Total Drag Force can be measured.

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Freestream Velocity given Total Drag Force Formula

​GoFreestream Velocity given required Power Formula

Freestream Velocity given Total Drag Force Example

Freestream Velocity given Total Drag Force Solution

Freestream Velocity given Total Drag Force Formula Elements

Other Formulas to find Freestream Velocity

Other formulas in Lift and Drag Requirements category

How to Evaluate Freestream Velocity given Total Drag Force?

FAQs on Freestream Velocity given Total Drag Force

Variable Name

GoFreestream Velocity given required Power Formula