This topic contains a solution. Click here to go to the answer

Author Question: Before flushing any system, all in-line devices, such as soft-seated control valves and magnetic ... (Read 54 times)

genevieve1028

  • Hero Member
  • *****
  • Posts: 601
Before flushing any system, all in-line devices, such as soft-seated control valves and magnetic flowmeters,
  must be _____.
 
  a. calibrated
  b. opened
  c. closed
  d. removed

Question 2

Head pressure is always _____ psi per foot of water and is measured at the lowest point of the water column.
 
  a. 0.4335
  b. 0.9923
  c. 1.5000
  d. 2.3380



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ebenov

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

d

Answer to Question 2

a





 

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

For a complete list of videos, visit our video library