1- Watch the following video and answer the following questions?
https://youtu.be/LM8U9FCMDx0 (Links to an external site.)
Answer the following questions.
A. How does the content in this video pair with the specific content we have been learning about PLCs?
B. What is the difference between control and primary power?
C. Why are primary and control power separated in control systems?
2- Watch the video linked below and answer these questions?
Answer these questions:
a- How many transducers does the phone in your pocket have? Name the physical phenomena that they measure.
b- What is the difference between a transducer and a switch?
c- Describe a method for detecting and controlling linear position.
d- Give an example of a device or technology that appears to use sensors in a way that you do not yet understand.
e- What is feedback control?
Sample Solution
