Description: After studying this lesson, you should be able to learn about, the phenomenon of electromagnetic induction with simple experiments, Faraday’s and Lenz’s laws of electromagnetic induction, eddy currents and its applications, the phenomena of self-induction and mutual induction, the working of ac and dc generators, relationship between voltage and current in ac circuits containing a (i) resistor, (ii) inductor, and or (iii) capacitor, series LCR circuits, the working of transformers and ways to improve their efficiency