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Author Question: A control that responds to changes in pressure is called a: A) Pressure switch. B) Time clock. C) ... (Read 124 times)

dmcintosh

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A control that responds to changes in pressure is called a:
 
  A) Pressure switch. B) Time clock. C) Humidistat. D) Thermostat.

Question 2

Electrical symbols in ladder and schematic diagrams:
 
  A) Are standard throughout the industry.
  B) Represent electrical properties of common components.
  C) Look like the components they represent.
  D) Are unique to each component.



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Brenm

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Answer to Question 1

A

Answer to Question 2

B





 

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