Author Question: What do air-quality sensors measure? A) Temperature, velocity, and pressure B) CO2, enthalpy, and ... (Read 19 times)

jho37

  • Hero Member
  • *****
  • Posts: 531
What do air-quality sensors measure?
 
  A) Temperature, velocity, and pressure B) CO2, enthalpy, and humidity
  C) Ozone and NOx levels D) O2 and NOx levels

Question 2

Because air-source heat pumps circulate less refrigerant at low ambient temperatures, the refrigerant not being used is stored:
 
  A) In the metering device.
  B) In a liquid receiver.
  C) In a suction accumulator or charge compensator.
  D) In the compressor crankcase.



katieost

  • Sr. Member
  • ****
  • Posts: 358
Answer to Question 1

B

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

For a complete list of videos, visit our video library