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Author Question: A device that converts a nonelectrical impulse such as sound, heat, light, or pressure into an ... (Read 86 times)

frankwu

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on: Jul 24, 2018
A device that converts a nonelectrical impulse such as sound, heat, light, or pressure into an electrical signal is called:
 
  A) An actuator. B) A switch. C) A sensor. D) A sending unit.

Question 2

When is the Y terminal energized on most heat pump thermostats?
 
  A) Anytime the system is energized B) In first stage cooling only
  C) Both first-stage heating and cooling D) In first stage heating only


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underwood14

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Reply #1 on: Jul 24, 2018
Answer to Question 1

C

Answer to Question 2

C


frankwu

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Reply 2 on: Jul 24, 2018
Excellent

brbarasa

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Reply 3 on: Yesterday
Wow, this really help

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