![2.7 understand the difference between mains electricity being alternating current (a.c.) and direct current (d.c.) being supplied by a cell or battery – physicsigcse 2.7 understand the difference between mains electricity being alternating current (a.c.) and direct current (d.c.) being supplied by a cell or battery – physicsigcse](https://physicsigcse.files.wordpress.com/2016/05/dcacvis.gif)
2.7 understand the difference between mains electricity being alternating current (a.c.) and direct current (d.c.) being supplied by a cell or battery – physicsigcse
Electricity 08 09 - AC/DC alternating and direct current/mains electricity AQA New Physics 9-1 | Teaching Resources
![Labworld Dynamo ac dc generator working model for Demonstartion of the current generation and electric motor in physics lab experiments in school or classroom : Amazon.in: Industrial & Scientific Labworld Dynamo ac dc generator working model for Demonstartion of the current generation and electric motor in physics lab experiments in school or classroom : Amazon.in: Industrial & Scientific](https://m.media-amazon.com/images/I/61PQbnE+-lS._AC_UF1000,1000_QL80_.jpg)