# Engineering

## Low Viscosity Liquids

Viscosity of Liquids Although liquids and gases both have viscosity, it is liquids that are most commonly analyzed for their viscous properties. By understanding the […]

Steady state flow is the condition where fluid properties at any given point within the system don’t change as time passes. These properties include velocity,

## W21x44 Beam Specifications

W21x44 is a rolled structural beam with wide flanges that is used in construction and other applications. W21x44 Beam Size and Dimensions The dimensions and

## Manometer Equation: Calculate Pressure from a Manometer Reading

A manometer is a measuring instrument used to indicate the pressure of a fluid or gas. It indicates the pressure relative to the atmospheric pressure,

## Moody Chart Calculator

What is a Moody Chart A Moody Chart (or Moody Diagram) is a diagram used in the calculation of pressure drop or head loss due

## Moody Chart for Estimating Friction Factors

A Moody Chart (or Moody Diagram) is used to estimate the friction factor for fluid flow in a pipe. The chart represents friction factor as

## Darcy-Weisbach Equation for Calculating Pressure Losses

The Darcy-Weisbach equation is used to calculate the major pressure loss or head loss in a pipe, duct, or tube as a function of the

## Section Modulus: Calculators and Complete Guide

Section modulus is a geometric property of a cross section used in the design of beams or other flexural members that will experience deflection due

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