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Author Question: Select the gases that are safe to use for refrigeration system pressure testing. (You may select ... (Read 19 times)

Caiter2013

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on: Jul 24, 2018
Select the gases that are safe to use for refrigeration system pressure testing. (You may select more than one.)
 
  A) Oxygen B) Acetylene C) Nitrogen D) Carbon dioxide

Question 2

What is the difference between a volume measurement and a rate measurement?
 
  A) Rate measurements are more accurate. B) Volume measurements include time.
  C) Rate measurements are more flexible. D) Rate measurements include time.


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briezy

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

C, D

Answer to Question 2

D


Caiter2013

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Reply 2 on: Jul 24, 2018
:D TYSM

peter

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Reply 3 on: Yesterday
Excellent

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