This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: How often do UV lamps need to be replaced? What will be an ideal ... (Read 33 times)

OSWALD

  • Hero Member
  • *****
  • Posts: 580
on: Jul 26, 2018
How often do UV lamps need to be replaced?
 
  What will be an ideal response?

Question 2

How can a high pressure drop across an air filter adversely affect system performance?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

6ana001

  • Sr. Member
  • ****
  • Posts: 311
Reply #1 on: Jul 26, 2018
Answer to Question 1

Every one to three years

Answer to Question 2

Increased pressure drop across the filter increases the total static that the fan must work against, decreasing the amount of air moved


OSWALD

  • Member
  • Posts: 580
Reply 2 on: Jul 26, 2018
Great answer, keep it coming :)

T4T

  • Member
  • Posts: 348
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

A medical records department. (Paper records are becoming obsolete, replaced by electronic records.) A medical records department. (Paper records are becoming obsolete, replaced by electronic records.)
Cultures Ideal Body Types Cultures Ideal Body Types
What are examples of ideal forms? What are examples of ideal forms?
Under ideal conditions, a single cell of the bacterium E. coli would divide every 20 minutes to ... Under ideal conditions, a single cell of the bacterium E. coli would divide every 20 minutes to ...
A very light ideal spring stretches by when it is used to hang a 135-N object. What is the ... A very light ideal spring stretches by when it is used to hang a 135-N object. What is the ...
If CP for an ideal gas is 35.4 J/molK, which of the following is CV for this gas? If CP for an ideal gas is 35.4 J/molK, which of the following is CV for this gas?
Video: Structures that affect circulation - arterioles and vasomotor responses and venous return

For a complete list of videos, visit our video library