Pumps for hydronic heating systems are usually
A) centrifugal pumps B) diaphragm pumps C) gear pumps D) piston pumps
A
Trades & Technology
You might also like to view...
The light in fluorescent lamps is produced by ____ bombarding phosphors.
A. electrons B. neutrons C. protons D. muons
Trades & Technology
Refer to the network in Fig. 16.98. Find the following transfer functions:
 figure 1.png)
Trades & Technology
What type of blower configuration requires a water-filled P-trap to ensure proper condensate draining?
A) Push-through evaporator with blower upstream B) Draw-through evaporator with blower downstream C) No P-trap is needed on rooftop installations. D) Blower configuration does not affect drainage.
Trades & Technology
Why is the composite action of a cold-formed steel (CFS) backed interior gypsum board partition wall generally not achievable?
What will be an ideal response?
Trades & Technology