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

Author Question: What effect does contact with refrigerant have on a digital leak detector's sensing wand? A) It ... (Read 54 times)

karlynnae

  • Hero Member
  • *****
  • Posts: 599
What effect does contact with refrigerant have on a digital leak detector's sensing wand?
 
  A) It has no effect. B) It renders the wand useless.
  C) It depends on how long it was exposed. D) It may cause damage to the entire unit.

Question 2

Why might there be a negative pressure on the condensate outlet in a coil operating at a positive static pressure?
 
  A) The draining water creates an internal pressure in the drain line.
  B) The air velocity can create a negative pressure.
  C) The algae collecting in the drain pan creates a negative pressure.
  D) A positive static pressure is really negative compared to atmospheric pressure.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

aadams68

  • Sr. Member
  • ****
  • Posts: 317
Answer to Question 1

B

Answer to Question 2

B




karlynnae

  • Member
  • Posts: 599
Reply 2 on: Jul 26, 2018
YES! Correct, THANKS for helping me on my review


deja

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...

For a complete list of videos, visit our video library