Author Question: Absorption chillers move refrigerant using: A) Large centrifugal compressors. B) Heat from steam, ... (Read 83 times)

shofmannx20

  • Hero Member
  • *****
  • Posts: 562
Absorption chillers move refrigerant using:
 
  A) Large centrifugal compressors. B) Heat from steam, hot water, or gas.
  C) Reciprocating compressors. D) Steam-driven turbines.

Question 2

What type of heat pump systems require a secondary refrigerant?
 
  A) Cascade heat pump systems
  B) Closed-loop water-source systems
  C) Older CFC systems whose primary refrigerant is no longer available
  D) Two-stage systems



scrocafella

  • Sr. Member
  • ****
  • Posts: 346
Answer to Question 1

B

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

For a complete list of videos, visit our video library