Ideal Transformer - Voltage Ratio & EMF Equation

Complete set of Video Lessons and Notes available only at http://www.studyyaar.com/index.php/mo... What is a Transformer, Why do we need Transformers, Understanding an Ideal Transformer, Voltage Ratio in Ideal Transformer, Step Up and Step Down Transformer, Auto Transformer, EMF Equation http://www.studyyaar.com/index.php/mo...