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Transcript of Nikola Tesla
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~Alternating current was his biggest discovery
~means that direction of the electrical current periodically changes direction
~direct current=Edison's inventions
~flows in one direction always
Why is it bad?
~example: someone cuts the power cable on a street with five houses--with DC all of the power in all of the houses will be lost
Benefits of AC
~more efficient, had the capacity to be larger, cheaper, easier to produce, much more useful
Why is it good?
~example: someone cuts the power cable on a street with five houses--with AC only the house where the damaged cable was will have lost power
Chicago World Fair
~Tesla's light bulbs at Chicago World Fair in 1893
~over 27 million people attended ~saw his AC system
~wanted to find a device capable of emitting higher frequencies
~Advantages=brighter glow, energy is transmitted more efficiently, less danger
~solution was the Tesla Coil--he began to develop the first neon and fluorescent illumination
~with his high frequency findings, he was credited with the first x-ray photos (Wilhelm Roentgen 1895)
AC vs. DC
Changing the World: One Light Bulb at a Time
“Nikola Tesla.” Encyclopedia of World Biography. Detroit: Gale, 1998. Biography in Context. Web. 10 Mar. 2015.
Nikola Tesla- Inventions. N.p., n.d. Web. 16 Mar. 2015. <http://www.history.com/topics/inventions/nikola-tesla>.
PBS: Tesla-Master of Light. N.p., n.d. Web. 19 Mar. 2015. <http://www.pbs.org/tesla/ll/ll_early.html>.
Rather, John. “Tesla, a Little-Recognized Genius, Left Mark in Shoreham.” New York Times 10 Nov. 2002: 4. Biography in Context. Web. 10 Mar. 2015.
Tesla, Nikola, and David Hatcher Childress. The Fabulous Inventions of Nikola Tesla. USA: Adventures Unlimited, 1993. Print.
Tesla And His Researches. (1894, Jan 22). New York Times (1857-1922) Retrieved from <http://search.proquest.com/docview/95214600?accountid=2902>