Which of the following statements about zoned systems is correct? ...

[futuristic]

Which of the following statements about zoned systems is correct?
 
  A) Zoned systems are only used for commercial buildings.
  B) Individual zone temperature control is not available in zoned systems.
  C) Water flow in zoned systems is controlled by a motorized valve.
  D) One thermostat controls all the motorized valves in the system.

Question 2

Unlike other types of systems, geothermal systems do not lose capacity as the air temperature drops because:
 
  A) They extract air from the ground, which is at a stable temperature.
  B) They extract air from the ground, which is at a variable temperature.
  C) They extract heat from the ground, which is at a stable temperature.
  D) They extract water from the ground, which is at a variable temperature.

[mathjasmine]

Answer to Question 1

C

Answer to Question 2

C

[futuristic]

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[mathjasmine]

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