David Schack

Rated 3.00(4) — David Schack

This app calculates equivalent resistance of series/parallel circuits. It uses standard notation with "/" replacing "||" for ease of data entry (i.e. 4+3/5 instead of 4+3||5). This allows for quick entry on complicated series/parallel combinations of...

Rated 3.00(1) — David Schack

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 all other values it is possible to calculate from the information given. Very useful for engineering...

Rated 4.26(27) — 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 app, enter the Flange Thickness, Flange Width, Web Thickness and Depth of the beam (diagram of what each..