Understanding Motor Controls
4th Edition
ISBN: 9781337798686
Author: Stephen L. Herman
Publisher: Delmar Cengage Learning
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Chapter 18, Problem 1RQ
What material was used to make the first Hall generator?
Expert Solution & Answer
To determine
The material used to make first Hall generator.
Explanation of Solution
The Hall effect was discovered by Edward H. Hall and is a principle widely used in today’s industries. The device that works on the principle of the Hall effect is the Hall generator.
The material used by Hall to produce the Hall effect in the first Hall generator was gold. However, nowadays, gold has been replaced by semiconductors because they are less expensive and work better.
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