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

Author Question: What is the normal pressure range for compound pressure gauges made for use on R-410a systems? A) ... (Read 96 times)

NguyenJ

  • Hero Member
  • *****
  • Posts: 516
What is the normal pressure range for compound pressure gauges made for use on R-410a systems?
 
  A) 0 - 30 Hg vacuum and 0 - 120 psig pressure B) 0 - 500 psig pressure
  C) 0 - 30 Hg vacuum and 0 - 350 psig pressure D) 0 - 800 psig pressure

Question 2

Since a typical GTAW procedure uses no flux, it is usually not necessary to _____.
 
  a. perform postweld cleaning
  b. use a filler metal
  c. wear welding gloves
  d. ventilate the work area



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

janeli1

  • Sr. Member
  • ****
  • Posts: 330
Answer to Question 1

C

Answer to Question 2

a





 

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

For a complete list of videos, visit our video library