David Schack

This is a simple calculator that calculates the geometric properties of an I beam (also known as an H-beam, W-beam or Wide Flange Beam). To use this a …

This app is a simple calculator of values used in the formula τ=Tc/J. Input as many values as you know about the system, and the app will calculate al …

This app calculates equivalent resistance of series/parallel circuits. It uses standard notation with "/" replacing " " for ease of data entry (i.e. 4 …