Compared to centrifugal chillers, screw chillers generally: A) ...

[bio_gurl]

Compared to centrifugal chillers, screw chillers generally:
 
  A) Are physically smaller for comparable capacity.
  B) Operate at lower compression ratios.
  C) Are arranged in multiple stages to improve compression ratio.
  D) Are physically larger for comparable capacity.

Question 2

Which type of heat pump system can be used with a hot water radiant floor heating system?
 
  A) Air-to-air B) Water-to-air
  C) Traditional mini-split D) Air-to-water

[djofnc]

Answer to Question 1

A

Answer to Question 2

D

[bio_gurl]

TYSM

[lcapri7]

Excellent