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Author Question: The voltage drop in the power wire is checked by: A) Reading the voltage before the unit starts ... (Read 123 times)

misspop

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on: Jul 24, 2018
The voltage drop in the power wire is checked by:
 
  A) Reading the voltage before the unit starts and comparing it to the nameplate voltage.
  B) Comparing the supplied voltage with the unit off to the voltage with the unit operating.
  C) Reading the voltage after the unit starts and comparing it to the nameplate voltage.
  D) Comparing the minimum and maximum allowable operating voltages on the unit data plate.

Question 2

What materials are most commonly used for hydronic piping?
 
  A) PVC and CPVC B) Copper and cross-linked polyethylene
  C) CPVC and polybutylene D) Copper and galvanized iron


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mjenn52

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

B

Answer to Question 2

B


misspop

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Reply #2 on: Jul 24, 2018
Thank you!


mjenn52

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Reply #3 on: Jul 24, 2018
Always glad to help...


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