Wednesday, March 12, 2008

Chapter 20 Question 63

The Leyden jar was invented in 1745 by Pieter Van Musschenbroek. It was a device for storing an electric charge. The Leyden jar was the first ever capacitor. Leyden jars were mostly used to conduct early experiments in electricity.
The Wimshurst Machine was invented in the late 1800s by James Wimshurst. A Wimshurst Machine is a device for generating a high voltage electric charge. It has two large rotating discs that spin in the opposite direction to the other.

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