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

Author Question: To prevent the system refrigerant from quickly dropping in temperature and pressure, refrigerant ... (Read 178 times)

penguins

  • Hero Member
  • *****
  • Posts: 903
on: Jul 24, 2018
To prevent the system refrigerant from quickly dropping in temperature and pressure, refrigerant recovery should:
 
  A) Always take place while the system is operating.
  B) Begin with liquid.
  C) Only be attempted in the summer.
  D) Begin with vapor.

Question 2

What are free electrons?
 
  A) Electrons that flow without any energy input
  B) Electrons that escape from conductors into the surrounding air
  C) Electrons that are no longer bound to their atoms
  D) Electricity that the power company does not charge for


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

deja

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jul 24, 2018
Answer to Question 1

B

Answer to Question 2

C


penguins

  • Member
  • Posts: 903
Reply 2 on: Jul 24, 2018
Thanks for the timely response, appreciate it

essyface1

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Assessing Grip Strength Using a Blood Pressure Cuff Assessing Grip Strength Using a Blood Pressure Cuff
Vertebral column. Avoid heavy pressure directly over spinous processes. Vertebral column. Avoid heavy pressure directly over spinous processes.
Urinary System: Facts, Functions & Diseases Urinary System: Facts, Functions & Diseases
What is the partial pressure (in mm Hg) of neon in a 4.00 L vessel that contains 0.838 mol of ... What is the partial pressure (in mm Hg) of neon in a 4.00 L vessel that contains 0.838 mol of ...
The central nervous system is composed of the brain and the spinal cord The central nervous system is composed of the brain and the spinal cord
The Limbic System The Limbic System
Video: Lipid catabolism ( ketogenesis and oxidation of glycerol) and Lipid anabolism (lipogenesis)

For a complete list of videos, visit our video library