100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
NATE Final Exam #1 Questions and answers 2023/24 Liberty University $17.99   Add to cart

Exam (elaborations)

NATE Final Exam #1 Questions and answers 2023/24 Liberty University

 1 view  0 purchase
  • Course
  • Institution

NATE Final Exam #1 Questions and answers 2023/24 Liberty University NATE Final Exam #1 Questions and answers 2023/24 Liberty University NATE Final Exam #1 Questions and answers 2023/24 Liberty University NATE Final Exam #1 Questions and answers 2023/24 Liberty University

Preview 2 out of 12  pages

  • August 31, 2023
  • 12
  • 2023/2024
  • Exam (elaborations)
  • Questions & answers
avatar-seller
NATE Final Exam #1 Questions and
answers 2023

Generally, vibration eliminators in piping should be installed:

A: At a 45 degree angle

B: At a 90 degree angle

C: Perpendicular to the compressor crankshaft

D: Parallel to the compressor crankshaft - correct answer D: Parallel to the compressor
crankshaft

If you purchased ten filter-driers for $100.00, what was the price of each filter-drier?

A: $100.00

B: $10.00

C: $1.00

D: $1.10 - correct answer B: $10.00

Which of the following jobs requires safety glasses?

A: Driving a vehicle

B: Extending a ladder

C: Brazing

D: Pulling thermostat wire - correct answer C: Brazing

Which of the following instruments would typically be used to measure a vacuum?

A: Micron gauge

B: Thermostat

C: Anemometer

, D: Differential pressure gauge - correct answer A: Micron gauge

ASHRAE Standard 34 deals with:

A: Carbon monoxide safety levels

B: Refrigerant quality

C: Equipment room ventilation and alarms

D: Refrigerant toxicity and flammability - correct answer D: Refrigerant toxicity and
flammability

ANSI/ASHRAE 34 published in 2001 and entitled "Designation and Safety Classification
of Refrigerants".
• Class A signifies refrigerants for which toxicity has not been identified at
concentrations less than or equal to 400 ppm;
• Class B signifies refrigerants for which there is evidence of toxicity at concentrations
below 400 ppm.
• Class 1 indicates refrigerants that do not show flame propagation when tested in air at
21°C and 101 kPa;
• Class 2 indicates refrigerants having a lower flammability limit of more than 0.10 kg/m3
at 21°C and 101 kPa and a heat of combustion of less than 19 kJ/kg;
• Class 3 indicates refrigerants that are highly flammable as defined by a lower
flammability limit of less than or equal to 0.10 kg/m3 at 21°C and 101 kPa or a heat of
combustion greater than or equal to 19 kJ/kg.

What control would you use on a capillary tube or automatic expansion valve system to
maintain the desired temperature?

A: Dual pressure control

B: High pressure control

C: Thermostatic temperature control

D: Low pressure control - correct answer C: Thermostatic temperature control

The total heat contained in any substance is obtained by adding together its:

A: Radiant and specific heat

B: Latent and sensible heat

C: Radiant and sensible heat

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller VEVA2K. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $17.99. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

81531 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$17.99
  • (0)
  Add to cart