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

Author Question: What is the airflow through a register with a free area of 72 square inches if the air velocity is ... (Read 112 times)

Lisaclaire

  • Hero Member
  • *****
  • Posts: 569
on: Jul 26, 2018
What is the airflow through a register with a free area of 72 square inches if the air velocity is 300 feet per minute?
 
  What will be an ideal response?

Question 2

What are grains and what air property is measured in grains?
 
  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

Kingjoffery

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jul 26, 2018
Answer to Question 1

72/144 = 0.5 ft2 0.5ft2 x 300 ft/min = 150 CFM

Answer to Question 2

A grain is a small measurement of weight. 7000 grains = 1 pound. Grains are used to measure the amount of water in the air. This is called the specific humidity.


Lisaclaire

  • Hero Member
  • *****
  • Posts: 569
Reply #2 on: Jul 26, 2018
TY


Kingjoffery

  • Sr. Member
  • ****
  • Posts: 332
Reply #3 on: Jul 26, 2018
You're welcome


« previous next »
 

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Prostate cancer. In this example, a large mass has grown into the urinary bladder. Prostate cancer i Prostate cancer. In this example, a large mass has grown into the urinary bladder. Prostate cancer i
Lung cancer. Photograph of part of a lung removed after death. The yellow area is a large tumor and Lung cancer. Photograph of part of a lung removed after death. The yellow area is a large tumor and
The Ventral Tegmental Area and the Nucleus Accumbens The Ventral Tegmental Area and the Nucleus Accumbens
Chrysler Salon, N. Y. C., showing the 1937 Chrysler Airflow four-door sedan on display in the ... Chrysler Salon, N. Y. C., showing the 1937 Chrysler Airflow four-door sedan on display in the ...
How to approximate the area of a function using midpoints How to approximate the area of a function using midpoints
A square matrix P is called a permutation matrix if each row and column of P contains exactly ... A square matrix P is called a permutation matrix if each row and column of P contains exactly ...
Video: How does asthma work?And How do you treat asthma?

For a complete list of videos, visit our video library