Understanding the Inventions That Changed the World

Batteries and Electric Generators (1x18)

Date de diffusion: Août 31, 2013

How do you produce electricity? And once it's produced, how do batteries and generators deliver it? Take a fascinating look at where these fundamental inventions came from and how they work. You'll study the relationship between electricity and magnetism, the difference between direct and alternating currents, and the role of science and experimentation.