Understanding Motor Controls
Understanding Motor Controls
4th Edition
ISBN: 9781337798686
Author: Stephen L. Herman
Publisher: Delmar Cengage Learning
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Chapter 21, Problem 2RQ

Refer to Figure 21–1 to answer the following questions.

How much voltage will be applied to coil 1CR when it is energized?

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The diagram shows a brass rod and an iron rod beside each other at the bottom of a rectangular coil. What happens when a d.c. current passes through the coil? to d.c. supply rectangular coil brass iron rod rod Only the brass rod is magnetized Only the iron rod is magnetized The two rods attract each óther The two rods repel each other.
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