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Author Question: To prevent the system refrigerant from quickly dropping in temperature and pressure, refrigerant ... (Read 97 times)

penguins

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on: Jul 24, 2018
To prevent the system refrigerant from quickly dropping in temperature and pressure, refrigerant recovery should:
 
  A) Always take place while the system is operating.
  B) Begin with liquid.
  C) Only be attempted in the summer.
  D) Begin with vapor.

Question 2

What are free electrons?
 
  A) Electrons that flow without any energy input
  B) Electrons that escape from conductors into the surrounding air
  C) Electrons that are no longer bound to their atoms
  D) Electricity that the power company does not charge for


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deja

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

B

Answer to Question 2

C


penguins

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

phuda

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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