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  3. Fluid Mechanics
  4. Bernoulli's Equation Calculator
Physics CalculatorFluid Mechanics

Bernoulli's Equation Calculator

Apply Bernoulli's equation to calculate pressure, velocity, or height at different points along a streamline in ideal fluid flow. This calculator is fundamental for understanding fluid dynamics in pipes and channels.

Updated 2025-01-153 min read

Calculator

Enter your values below

Pressure at the first point

Fluid velocity at the first point

Height at the first point

Density of the fluid

Formula & Methodology

How this calculator works

P₁ + ½ρv₁² + ρgh₁ = P₂ + ½ρv₂² + ρgh₂

The sum of pressure, kinetic energy density, and potential energy density remains constant along a streamline for ideal fluid flow.

Frequently Asked Questions

Common questions about this calculator

Disclaimer

These calculators are for educational and informational purposes only. While we strive for accuracy, results should be verified for critical applications. Always consult authoritative sources for engineering or scientific work.

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Apply continuity equation using A₁v₁ = A₂v₂.

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Calculate pressure using P = F/A.

Hydrostatic Pressure Calculator

Find hydrostatic pressure using P = ρgh.

Buoyancy Force Calculator

Find buoyant force using F_b = ρ_fluid × V_displaced × g.

Flow Rate Calculator

Find flow rate using Q = Av.

Reynolds Number Calculator

Find Reynolds number using Re = ρvD/μ.

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