class presentation ppt


Peer Evaluation :

Transformer

transformer.JPG
The transformer is a device for changing high a.c. voltage to a low a.c voltage or vice versa by using the process of mutual induction.
stepup.JPG


The following websites provide more information about the working of transformer.
http://vle.hci.edu.sg/physics/GCSE%20Absorb%20Physics/units/DJFPh057.html
http://www.ylearn.co.uk/ Access Code ;- SMTP4S2transformer
http://hyperphysics.phy-astr.gsu.edu/hbase/magnetic/transf.html
http://www.gcsescience.com/pme23.htm