Why are centrifugal circulating pumps relatively small in size?
What will be an ideal response?
Since the system is filled with water, it doesn't take a lot of pressure to push the water around the loop.
You might also like to view...
The transmission range (TR) switch is used to ________.
A) Operate the backup lights in reverse B) Keep the engine from starting in any gear position except park or neutral C) Limit upshifts in manual ranges D) All of the above
Posttensioning of concrete slabs is used to _____.
a. reduce the amount of reinforcing steel needed b. shorten the curing time of the concrete c. allow the use of lower-strength concrete d. reduce cracking under heavy load
What is the difference between a hydraulic and a pneumatic system?
What will be an ideal response?
The outside diameter of schedule 40 black iron pipe is approximately:
A) 1/4 inch larger than the pipe's nominal size. B) 3/16 inch larger than the pipe's nominal size. C) The same size as the pipe's nominal size. D) 1/8 inch larger than the pipe's nominal size.