how to repair replace broken circuit breaker - multiple Electric outlet not working - fuse box panel

Here is how i replaced my friends circuit breaker. 12 of her electric outlets didnt have power. We checked the circuit box and one circuit breaker was damaged. This is for reference only, i am not an electrician, i am not a professional. I am just documenting how i replaced this circuit breaker. Read more about circuit breakers here:
http://en.wikipedia.org/wiki/Circuit_breaker
http://en.wikipedia.org/wiki/Distribution_board

Some asked where to buy a Digital Multi Meter (DMM)? Search "hardware supply" in google maps and a local hardware store sells it. Or go to online stores like Amazon. The following link goes to Amazon's Digital Multi Meter section:
http://goo.gl/3cjvt

You can also buy circuit breakers locally at hardware supply stores (e.g. ace, lowes, homedepot, or mom and pop stores). Or go online. Here is a link to Amazon's circuit breaker section: http://goo.gl/1Yv8t

Видео how to repair replace broken circuit breaker - multiple Electric outlet not working - fuse box panel канала DIY Tinker