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Author Question: Backwashing is used to prevent accumulated particles from clogging a _____. a. multimedia filter ... (Read 63 times)

olgavictoria

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  • Posts: 528
on: Jul 24, 2018
Backwashing is used to prevent accumulated particles from clogging a _____.
 
  a. multimedia filter
  b. duplex strainer
  c. spray deaerator
  d. blowdown separato

Question 2

To lower the pH of the water in a cooling tower, you should add the correct amount of _____.
 
  a. sodium bicarbonate
  b. alkali
  c. chromate
  d. sulfuric acid


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Qarqy

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Reply #1 on: Jul 24, 2018
Answer to Question 1

a

Answer to Question 2

d


olgavictoria

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  • Posts: 528
Reply 2 on: Jul 24, 2018
Gracias!

amit

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Reply 3 on: Yesterday
:D TYSM

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