This topic contains a solution. Click here to go to the answer

Author Question: Which of the following refrigerant piping techniques help to get oil to flow up a riser in a suction ... (Read 24 times)

kodithompson

  • Hero Member
  • *****
  • Posts: 566
Which of the following refrigerant piping techniques help to get oil to flow up a riser in a suction line?
 
  a. Selecting a line size that results in a very low velocity.
  b. Selecting a line size that is one or two sizes larger than the rest of the line.
  c. Installing a trap at the bottom of the riser.
  d. Installing a liquid-to-suction heat exchange

Question 2

For an evaporator coil to transfer the maximum amount of heat, _____.
 
  a. the fin spacing should be very wide
  b. all of the surface area inside the tubes needs to be covered in flashing liquid
  c. the coil temperature should always be higher than the dew point of the air
  d. the subcooling of the entering refrigerant should be kept to a minimum



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Jordin Calloway

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

c

Answer to Question 2

b




kodithompson

  • Member
  • Posts: 566
Reply 2 on: Jul 24, 2018
YES! Correct, THANKS for helping me on my review


sultansheikh

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

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?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

For a complete list of videos, visit our video library