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Excel Tutorials
Curve Fitting in Excel
I’ve discussed linear regression on this blog before, but quite often a straight line is not the best way to represent your data. For these
3 Axis Graph Excel Method: Add a Third Y-Axis
Ever wanted to know how to create a 3 axis graph in Excel? The other day I got a question from Todd, an EngineerExcel.com subscriber.
Linear Interpolation in Excel
To perform linear interpolation in Excel, use the FORECAST function to interpolate between two pairs of x- and y-values directly. In the example below, the
Latest Engineering Articles
Colebrook-White Equation
The Colebrook-White Equation (or simply Colebrook Equation) is an engineering equation used to approximate the Darcy friction factor (or Darcy-Weisbach friction factor) for turbulent flow
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
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