Uncertainty in Velocity Formula

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Velocity Uncertainty is the accuracy of the speed of particle. Check FAQs
ΔVu=[hP]4πMassflight pathΔx
ΔVu - Velocity Uncertainty?Massflight path - Mass?Δx - Uncertainty in Position?[hP] - Planck constant?π - Archimedes' constant?

Uncertainty in Velocity Example

With values
With units
Only example

Here is how the Uncertainty in Velocity equation looks like with Values.

Here is how the Uncertainty in Velocity equation looks like with Units.

Here is how the Uncertainty in Velocity equation looks like.

4.2E-38Edit=6.6E-3443.141635.45Edit35Edit
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Uncertainty in Velocity Solution

Follow our step by step solution on how to calculate Uncertainty in Velocity?

FIRST Step Consider the formula
ΔVu=[hP]4πMassflight pathΔx
Next Step Substitute values of Variables
ΔVu=[hP]4π35.45kg35m
Next Step Substitute values of Constants
ΔVu=6.6E-3443.141635.45kg35m
Next Step Prepare to Evaluate
ΔVu=6.6E-3443.141635.4535
Next Step Evaluate
ΔVu=4.24973524134238E-38m/s
LAST Step Rounding Answer
ΔVu=4.2E-38m/s

Uncertainty in Velocity Formula Elements

Variables
Constants
Velocity Uncertainty
Velocity Uncertainty is the accuracy of the speed of particle.
Symbol: ΔVu
Measurement: SpeedUnit: m/s
Note: Value can be positive or negative.
Mass
Mass is the quantity of matter in a body regardless of its volume or of any forces acting on it.
Symbol: Massflight path
Measurement: WeightUnit: kg
Note: Value should be greater than 0.
Uncertainty in Position
Uncertainty in Position is the accuracy of the measurement of particle.
Symbol: Δx
Measurement: LengthUnit: m
Note: Value can be positive or negative.
Planck constant
Planck constant is a fundamental universal constant that defines the quantum nature of energy and relates the energy of a photon to its frequency.
Symbol: [hP]
Value: 6.626070040E-34
Archimedes' constant
Archimedes' constant is a mathematical constant that represents the ratio of the circumference of a circle to its diameter.
Symbol: π
Value: 3.14159265358979323846264338327950288

Other formulas in Heisenberg's Uncertainty Principle category

​Go Uncertainty in Position given Uncertainty in Velocity
Δxp=[hP]2πMassflight pathΔv
​Go Uncertainty in momentum given uncertainty in velocity
Um=Massflight pathΔv
​Go Mass in Uncertainty Principle
mUP=[hP]4πΔxΔv
​Go Uncertainty in Energy
ΔE=[hP]4πΔt

How to Evaluate Uncertainty in Velocity?

Uncertainty in Velocity evaluator uses Velocity Uncertainty = [hP]/(4*pi*Mass*Uncertainty in Position) to evaluate the Velocity Uncertainty, The Uncertainty in velocity formula is defined as the accuracy of the speed of the particle in Heisenberg's Uncertainty Principle theory. Velocity Uncertainty is denoted by ΔVu symbol.

How to evaluate Uncertainty in Velocity using this online evaluator? To use this online evaluator for Uncertainty in Velocity, enter Mass (Massflight path) & Uncertainty in Position (Δx) and hit the calculate button.

FAQs on Uncertainty in Velocity

What is the formula to find Uncertainty in Velocity?
The formula of Uncertainty in Velocity is expressed as Velocity Uncertainty = [hP]/(4*pi*Mass*Uncertainty in Position). Here is an example- 4.2E-38 = [hP]/(4*pi*35.45*35).
How to calculate Uncertainty in Velocity?
With Mass (Massflight path) & Uncertainty in Position (Δx) we can find Uncertainty in Velocity using the formula - Velocity Uncertainty = [hP]/(4*pi*Mass*Uncertainty in Position). This formula also uses Planck constant, Archimedes' constant .
Can the Uncertainty in Velocity be negative?
Yes, the Uncertainty in Velocity, measured in Speed can be negative.
Which unit is used to measure Uncertainty in Velocity?
Uncertainty in 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 Uncertainty in Velocity can be measured.
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