https://ocw.mit.edu/courses/8-02-physics-ii-electricity-and-magnetism-spring-2007/resources/ic_w01d1_1/
ic_w01d1_1.pdf | Physics II: Electricity and Magnetism | Physics | MIT OpenCourseWare
This resource contains an in-class problem that are solved in groups.
electricity and magnetismphysics iipdf