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Author Question: In refrigeration and air conditioning, switches are normally wired: A) In parallel with the load ... (Read 174 times)

CQXA

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on: Jul 24, 2018
In refrigeration and air conditioning, switches are normally wired:
 
  A) In parallel with the load they control.
  B) In parallel with the power supply.
  C) In series with the load they control.
  D) In either series or parallel with the load they control.

Question 2

Which leak detectors can be used with systems that are only charged with nitrogen?
 
  A) Heated diode electronic detectors B) Ultrasonic leak detectors
  C) Infrared detectors D) Corona discharge electronic detectors


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lorealeza77

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

C

Answer to Question 2

B


CQXA

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Reply 2 on: Jul 24, 2018
Wow, this really help

patma1981

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Reply 3 on: Yesterday
Excellent

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