Question

How much does this class cost?

Answer 1

I don't know if there is a cost to getting a certificate, but access to the materials needed to learn are free.

Answer 2

From what I found out you have to be a MIT student to get a certificate but you can participate in the online course for free.

Answer 3

The course is free in terms of access. Here is the link:

http://ocw.mit.edu/courses/physics/8-02-electricity-and-magnetism-spring-2002/index.htm

There is a cost for a participation certificate if it is offered.