Pumps for hydronic heating systems are usually:
A) Centrifugal pumps. B) Diaphragm pumps.
C) Piston pumps. D) Gear pumps.
A
Trades & Technology
You might also like to view...
A type of cable with a corrugated sheath that has a maximum bend radius of 7 times the cable diameter is _____.
a. Type MC b. Type SE c. Type AC d. Type NM
Trades & Technology
Los pilotes H que se apoyan sobre la roca se conocen como pilotes _____.
a. de columna b. de fricción c. con base acampanada d. tubular
Trades & Technology
How would you test for a first order vibration?
What will be an ideal response?
Trades & Technology
The portion of the frame relay network that interfaces with the customer premises equipment and is also called the enterprise network is the:
A) switching equipment B) virtual path identifier C) backbone network D) access piece
Trades & Technology