Work Done In Electrical Circuits and EMF

Description
The video deals with the fundamental concepts of batteries, EMF,internal resistance, work done in an electrical circuit.It effortlessly moves onto discuss definition of power, its units .Energy consumed by light bulb, heater and most interestingly human body is calculated.A car battery is shorted out to show the large current and power supplied by it. A power supply using energy of falling water is also discussed.

Prof. Walter Lewin, 8.02 Electricity and Magnetism, Massachusetts Institute of Technology: MIT OpenCourseWare), http://ocw.mit.edu (Accessed January 14, 2011). License: Creative Commons BY-NC-SA: http://ocw.mit.edu/terms/#cc