How does dye indicate system leaks? A) The dye reacts with the ...

[Kthamas]

How does dye indicate system leaks?
 
  A) The dye reacts with the refrigerant, making the inside of the system glow.
  B) Dye makes the refrigerant oil spots more visible.
  C) Dye gives the refrigerant a color, so it looks like a psychedelic cloud escaping from the system.
  D) The dye highlights small cracks when rubbed over the outside of the joint.

Question 2

In refrigeration and air conditioning, loads are normally wired:
 
  A) Either in series or in parallel with each other. B) In series with each other.
  C) In parallel with each other. D) In parallel with the switches controlling them.

[xiaomengxian]

Answer to Question 1

B

Answer to Question 2

C

[Kthamas]

Thank you!

[xiaomengxian]

Always glad to help...