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24 results for “fluid”

Formulae (24)

Archimedes' Principle

F_b = \rho g V

Buoyant force equals the weight of fluid displaced.

Physics Laws & TheoremsIntermediate

Pascal's Law

P = \frac{F_1}{A_1} = \frac{F_2}{A_2}

Pressure applied to a confined fluid transmits equally in all directions.

Physics Laws & TheoremsAdvanced

Bernoulli's Principle

P + \tfrac{1}{2}\rho v^2 + \rho g h = \text{const}

Faster-moving fluid has lower pressure (energy conservation in flow).

Physics Laws & TheoremsIntermediate

Archimedes Principle

F_b = \rho V g

Buoyant force equals the weight of displaced fluid.

Physics Laws & TheoremsIntermediate

Pascal Principle

\Delta P = \text{transmitted equally}

Pressure applied to a confined fluid transmits undiminished.

Fluid MechanicsBasic

Fluid Pressure

P = \rho g h

Pressure at depth in a fluid.

Fluid MechanicsBasic

Pressure

P = \frac{F}{A}

Force per unit area.

Fluid MechanicsIntermediate

Archimedes' Principle

F_b = \rho g V

Buoyant force equals weight of displaced fluid.

Fluid MechanicsIntermediate

Continuity Equation

A_1 v_1 = A_2 v_2

Conservation of flow in an incompressible fluid.

Fluid MechanicsAdvanced

Bernoulli's Equation

P + \tfrac{1}{2}\rho v^2 + \rho g h = \text{const}

Energy conservation along a streamline.

Fluid MechanicsBasic

Volumetric Flow Rate

Q = Av

Volume of fluid passing per unit time.

Fluid MechanicsAdvanced

Reynolds Number

Re = \frac{\rho v L}{\mu}

Predicts laminar vs turbulent flow.

Fluid MechanicsAdvanced

Poiseuille's Law

Q = \frac{\pi r^4 \Delta P}{8\mu L}

Laminar flow rate through a pipe.

Fluid MechanicsAdvanced

Stokes' Drag

F = 6\pi\mu r v

Drag on a small sphere in viscous flow.

Fluid MechanicsIntermediate

Surface Tension

\gamma = \frac{F}{L}

Force per unit length along a liquid surface.

Fluid MechanicsIntermediate

Hydraulic Press (Pascal)

\frac{F_1}{A_1} = \frac{F_2}{A_2}

Pressure transmits equally in a hydraulic system.

Fluid MechanicsAdvanced

Torricelli's Law

v = \sqrt{2gh}

Speed of fluid leaving a hole at depth h.

Fluid MechanicsAdvanced

Drag Force

F_D = \tfrac{1}{2}\rho v^2 C_D A

Aerodynamic drag on a moving body.

Fluid MechanicsBasic

Specific Gravity

SG = \frac{\rho}{\rho_{water}}

Density relative to water.

EngineeringAdvanced

Bernoulli's Equation

P + \frac{1}{2}\rho v^2 + \rho g h = \text{const}

Conservation of energy in fluid flow.

EngineeringAdvanced

Reynolds Number

Re = \frac{\rho v L}{\mu}

Predicts laminar vs turbulent flow.

EngineeringBasic

Volumetric Flow Rate

Q = Av

Volume of fluid passing per unit time.

EngineeringIntermediate

Continuity Equation

A_1 v_1 = A_2 v_2

Conservation of mass in incompressible flow.

Unit ConversionsBasic

Milliliters to Fluid Ounces

\text{fl oz} = \text{mL} \times 0.033814

Convert milliliters to US fluid ounces.