http://www.youtube.com/watch?v=wdjnHtS-wug&feature=related
Lenght: 2:30
Description: This video discusses the history behind the television and the advantages of this system.
Chapter 9: Television
Question: How many pictures per second did the first televisions produce?
Answer: The first televisions projected 30 pictures every second.
Sunday, November 1, 2009
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