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Physics

Newton's-Viscous Law Calculator

Physics

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Newton's-Viscous Law

Equation and meaning

\[F = -\eta \cdot A \cdot \frac{dv}{dx}\]

Newton's-Viscous Law Where : F is the Force,η is the Viscosity of Fluid,A is the Area,dv is the Change In Velocity,dx is the Change In Displacement,

Variables in this formula

A — Area
Area SI unit: m²
dv — Dv
Enter this value unless it is the selected unknown.
dx — Dx
Enter this value unless it is the selected unknown.
eta — Eta
Enter this value unless it is the selected unknown.
F — Force
Force SI unit: N

How to use this calculator

  1. Leave one value emptyThe empty field is automatically treated as the unknown.
  2. Enter known values and unitsChoose N, kgf, dyn, SI or another compatible unit when available.
  3. Review the automatic answerThe result appears immediately and is substituted back into the formula to check the residual.
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