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

Author Question: How does atmospheric pressure affect a refrigeration gauge pressure reading? What will be an ... (Read 81 times)

laurencescou

  • Hero Member
  • *****
  • Posts: 593
on: Jul 26, 2018
How does atmospheric pressure affect a refrigeration gauge pressure reading?
 
  What will be an ideal response?

Question 2

What is the temperature rise of a furnace with a supply air temperature of 130F and a return air temperature of 75F?
 
  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

brittrenee

  • Sr. Member
  • ****
  • Posts: 321
Reply #1 on: Jul 26, 2018
Answer to Question 1

Refrigeration gauges read in psig and are calibrated to read 0 at atmospheric pressure. Changes in atmospheric pressure can change the calibration point, and affect the final reading.

Answer to Question 2

130 - 75 = 55F rise


laurencescou

  • Member
  • Posts: 593
Reply 2 on: Jul 26, 2018
Great answer, keep it coming :)

abro1885

  • Member
  • Posts: 337
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Measuring jugular venous pressure Measuring jugular venous pressure
Record the AC frequency as shown on the meter and subtract 50 from the reading (e.g., 60.50 -50.00 = ... Record the AC frequency as shown on the meter and subtract 50 from the reading (e.g., 60.50 -50.00 = ...
Measuring Air Pressure Measuring Air Pressure
Blood pressure is controlled by the cardiovascular and kidney systems Blood pressure is controlled by the cardiovascular and kidney systems
Physics - Density, Pressure, and Pascal's Principle Physics - Density, Pressure, and Pascal's Principle
Physics - Pressure, Density, Pascal's Principle Physics - Pressure, Density, Pascal's Principle
Video: Fermentation pathways

For a complete list of videos, visit our video library