![Phase space](/sites/default/files/styles/medium/public/thumbnails/content-id-7107-icon.png?itok=80oDL5Ev)
1st and 2nd order linear differential equations with constant coefficients
![Phase space](/sites/default/files/styles/medium/public/thumbnails/content-id-7107-icon.png?itok=80oDL5Ev)
![Differential electricity](/sites/default/files/styles/medium/public/thumbnails/content-id-6669-icon.jpg?itok=P4psiIcP)
problem
Differential electricity
As a capacitor discharges, its charge changes continuously. Find
the differential equation governing this variation.
![The real hydrogen atom](/sites/default/files/styles/medium/public/thumbnails/content-id-6569-icon.jpg?itok=lPXo6UNE)
problem
The real hydrogen atom
Dip your toe into the world of quantum mechanics by looking at the
Schrodinger equation for hydrogen atoms
![The not-so-simple pendulum 2](/sites/default/files/styles/medium/public/thumbnails/content-id-6478-icon.png?itok=zXLEZRh-)
problem
The not-so-simple pendulum 2
Things are roughened up and friction is now added to the
approximate simple pendulum
![Differential equation matcher](/sites/default/files/styles/medium/public/thumbnails/content-id-5875-icon.jpg?itok=xM6N2mDw)
problem
Differential equation matcher
Match the descriptions of physical processes to these differential
equations.