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

Author Question: Which of the following is actually being measured when a vacuum is measured in microns? A) The ... (Read 154 times)

dejastew

  • Hero Member
  • *****
  • Posts: 562
on: Jul 24, 2018
Which of the following is actually being measured when a vacuum is measured in microns?
 
  A) The difference between the atmospheric pressure and mercury
  B) The amount of pressure that remains in the system
  C) The amount of pressure that has been removed from the system
  D) The full atmospheric pressure at sea level in the system

Question 2

Microns are used to measure deep vacuum by measuring:
 
  A) The height of a column of mercury supported by the remaining absolute pressure.
  B) The number of molecules remaining in the evacuated space.
  C) The distance between the remaining molecules.
  D) The amount of pressure that has been removed.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nixon_s

  • Sr. Member
  • ****
  • Posts: 359
Reply #1 on: Jul 24, 2018
Answer to Question 1

B

Answer to Question 2

A


dejastew

  • Hero Member
  • *****
  • Posts: 562
Reply #2 on: Jul 24, 2018
Both answers were spot on, thank you once again


nixon_s

  • Sr. Member
  • ****
  • Posts: 359
Reply #3 on: Jul 24, 2018
Great! Please up vote :D


« previous next »
 

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?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Because of the hazards of a vacuum, astronauts must wear a pressurized space suit while outside thei Because of the hazards of a vacuum, astronauts must wear a pressurized space suit while outside thei
Use a vacuum or fuel line hose over the spark plug to install it without danger of cross-threading ... Use a vacuum or fuel line hose over the spark plug to install it without danger of cross-threading ...
An engine in good mechanical condition should produce 17 to 21 inches Hg of vacuum at idle at sea ... An engine in good mechanical condition should produce 17 to 21 inches Hg of vacuum at idle at sea ...
Double-check for any oil or vacuum leaks after starting the engine. Double-check for any oil or vacuum leaks after starting the engine.
Vacuum Tests: Steady Fluctuating Vacuum Vacuum Tests: Steady Fluctuating Vacuum
Particles measured, 1970 - 2008 and Trend in Organic Compound 1990 - 2007 Particles measured, 1970 - 2008 and Trend in Organic Compound 1990 - 2007
Video: Simple Diffusion - gases and nonpolar compounds transport

For a complete list of videos, visit our video library