Electric Motor Control
10th Edition
ISBN: 9781133702818
Author: Herman
Publisher: CENGAGE L
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Chapter 1, Problem 7SQ
To determine
Choose the best option that represents the switch, which can be used to control the motor remotely.
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A washing machine is supplied with hot and cold water from two different supplies. Draw the bock the diagram of a process control that controls the hot water flow ?? and the cold water flow ?? to adjust the water temperature as the machine user specify? and define each block? Note: pressure controlled pneumatic actuator is used as a valve.
What is an example of a closed-loop control system?
Select one:
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a traditional dishwasher
b.
a thermostat
c.
a clock
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a manual garage door opener
Chapter 16
1. When adding an XOX timing code to a load, is the load on during the timing period?
2. When connecting the input switch that control a timer, what is the advantage of using a contact-controlled timer instead of a supply voltage-controlled timer?
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