[quote=black_eLjOy]help me.. physics problem. our teacher wants us to research in detailed the transmission of electricity from the source to the end consumers in a coal oil power plant. haixt. there are many results in the internet. thanks fow any reply. [/quote] so, your problem is your diagram..right! here; [url]http://www.gcse.com/ocr/coal_power_station_and_national_grid.gif[/url] hope this can help..