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Author Question: How should the vacuum gauge and vacuum pump be connected to a four-port manifold? A) The vacuum ... (Read 92 times)

brutforce

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on: Jul 24, 2018
How should the vacuum gauge and vacuum pump be connected to a four-port manifold?
 
  A) The vacuum gauge is connected to the 3/8-in center port, and the vacuum pump is connected to the 1/4-in center pump.
  B) The vacuum gauge is connected to the evaporator coil, and the vacuum pump is connected to the discharge service valve.
  C) The vacuum gauge is connected to the 1/4-in center port, and the vacuum pump is connected to the 3/8-in center pump.
  D) The vacuum gauge is connected to the discharge service valve, and the vacuum pump is connected to the evaporator coil.

Question 2

The main operating principle of transformers is:
 
  A) Magnetic transformation. B) Magnetic induction.
  C) Transductive voltage amplification. D) Transductive current amplification.


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LVPMS

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

C

Answer to Question 2

B


brutforce

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Reply 2 on: Jul 24, 2018
Gracias!

frankwu0507

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

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