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Author Question: Carbon equivalence is a measure of a nickel alloy's chemical composition to determine weldability. ... (Read 112 times)

ETearle

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on: Jul 26, 2018
Carbon equivalence is a measure of a nickel alloy's chemical composition to determine weldability.
 
  Indicate whether the statement is true or false

Question 2

What controls the circulator in a zoned hydronic system?
 
  A) The circulator pump runs all the time
  B) The pump is controlled by a master thermostat
  C) The opening of any zone valve energizes the pump
  D) The pump is controlled by the zoning panel which also controls the zone valves


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CAPTAINAMERICA

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Reply #1 on: Jul 26, 2018
Answer to Question 1

FALSE

Answer to Question 2

C


ETearle

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Reply 2 on: Jul 26, 2018
Gracias!

dyrone

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Reply 3 on: Yesterday
Excellent

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