FormulaDen.com

Physics Chemistry Math Chemical Engineering Civil Electrical Electronics Electronics and Instrumentation Materials Science Mechanical Production Engineering Financial Health

Specific Thrust given Effective Speed Ratio Formula

GoSpecific thrust Formula

Fx Copy

LaTeX Copy

Specific Thrust is the thrust produced per unit mass in per unit time. Check FAQs

I sp = V e \cdot (1 - α)

I_sp - Specific Thrust?V_e - Exit Velocity?α - Effective Speed Ratio?

Specific Thrust given Effective Speed Ratio Example

With values

With units

Only example

Here is how the Specific Thrust given Effective Speed Ratio equation looks like with Values.

Here is how the Specific Thrust given Effective Speed Ratio equation looks like with Units.

Here is how the Specific Thrust given Effective Speed Ratio equation looks like.

137.02 = 248 \cdot (1 - 0.4475)

137.02m/s = 248m/s \cdot (1 - 0.4475)

137.02 = 248 \cdot (1 - 0.4475)

Tip: Use pencil ( Pencil

) icon above to edit Input Values and Units.

Calculate

Recalculate

Solution

Copy

Reset

You are here -

Home » Category

Physics » Category

Aerospace » Category

Propulsion » fx Specific Thrust given Effective Speed Ratio

Specific Thrust given Effective Speed Ratio Solution

Follow our step by step solution on how to calculate Specific Thrust given Effective Speed Ratio?

FIRST Step Consider the formula

I sp = V e \cdot (1 - α)

Next Step Substitute values of Variables

∴

I sp = 248m/s \cdot (1 - 0.4475)

Next Step Prepare to Evaluate

∴

I sp = 248 \cdot (1 - 0.4475)

LAST Step Evaluate

∴

I sp = 137.02m/s

Specific Thrust given Effective Speed Ratio Formula Elements

Variables

Specific Thrust

Specific Thrust is the thrust produced per unit mass in per unit time.

Symbol: I_sp

Measurement: SpeedUnit: m/s

Note: Value should be greater than 0.

Formulas to find Specific Thrust

Exit Velocity

Exit Velocity refers to the speed at which gases expand at the exit of nozzle of a engine.

Symbol: V_e

Measurement: SpeedUnit: m/s

Note: Value can be positive or negative.

Formulas to find Exit Velocity

Effective Speed Ratio

Effective Speed Ratio is the ratio of aircraft forward speed to the aircraft jet velocity.

Symbol: α

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Effective Speed Ratio

Other Formulas to find Specific Thrust

Go Specific thrust

I sp = V e - V

Other formulas in Thrust Generation category

Go Total Thrust given Efficiency and Enthalpy

T total = m a \cdot ((\sqrt{2 \cdot Δh nozzle \cdot η nozzle}) - V + (\sqrt{η T \cdot η transmission \cdot Δh turbine}))

Go Ideal Thrust given Effective Speed Ratio

T ideal = m a \cdot V \cdot ((\frac{1}{α}) - 1)

Go Thrust power

T P = m a \cdot V \cdot (V e - V)

Go Thrust specific fuel consumption

TSFC = \frac{f a}{I sp}

How to Evaluate Specific Thrust given Effective Speed Ratio?

Specific Thrust given Effective Speed Ratio evaluator uses Specific Thrust = Exit Velocity*(1-Effective Speed Ratio) to evaluate the Specific Thrust, The Specific Thrust given Effective Speed Ratio formula is defined as the product of aircraft jet velocity and difference of one and effective speed ratio. Specific Thrust is denoted by I_sp symbol.

How to evaluate Specific Thrust given Effective Speed Ratio using this online evaluator? To use this online evaluator for Specific Thrust given Effective Speed Ratio, enter Exit Velocity (V_e) & Effective Speed Ratio (α) and hit the calculate button.

FAQs on Specific Thrust given Effective Speed Ratio

What is the formula to find Specific Thrust given Effective Speed Ratio?

The formula of Specific Thrust given Effective Speed Ratio is expressed as Specific Thrust = Exit Velocity*(1-Effective Speed Ratio). Here is an example- 137.02 = 248*(1-0.4475).

How to calculate Specific Thrust given Effective Speed Ratio?

With Exit Velocity (V_e) & Effective Speed Ratio (α) we can find Specific Thrust given Effective Speed Ratio using the formula - Specific Thrust = Exit Velocity*(1-Effective Speed Ratio).

What are the other ways to Calculate Specific Thrust?

Here are the different ways to Calculate Specific Thrust-

Specific Thrust=Exit Velocity-Flight Speed

Can the Specific Thrust given Effective Speed Ratio be negative?

No, the Specific Thrust given Effective Speed Ratio, measured in Speed cannot be negative.

Which unit is used to measure Specific Thrust given Effective Speed Ratio?

Specific Thrust given Effective Speed Ratio 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 Specific Thrust given Effective Speed Ratio can be measured.

Let Others Know

✖

Facebook

Twitter

Copied!

: Value
: Unit