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Author Question: Which part of an analog flue gas instrument may alter readings because of voltage and current ... (Read 48 times)

yoroshambo

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on: Jul 26, 2018
Which part of an analog flue gas instrument may alter readings because of voltage and current issues?
 
  A) The selector switch B) The batteries
  C) The circuit board D) The pump

Question 2

On a commercial refrigeration system with electric defrost, what does the evaporator fan do during the defrost cycle?
 
  A) It runs backwards to reverse the airflow.
  B) It cycles like it normally would.
  C) It operates to circulate warm air over the evaporator coils.
  D) It shuts off.


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jlaineee

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Reply #1 on: Jul 26, 2018
Answer to Question 1

B

Answer to Question 2

C


yoroshambo

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Reply 2 on: Jul 26, 2018
:D TYSM

31809pancho

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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