100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
NATE INDUSTRY COMPETENCY EXAM COMMERCIAL REFRIGERATION LATEST EXAM 2024 ACTUAL EXAM 100 QUESTIONS AND CORRECT DETAILED ANSWERS $22.99   Add to cart

Exam (elaborations)

NATE INDUSTRY COMPETENCY EXAM COMMERCIAL REFRIGERATION LATEST EXAM 2024 ACTUAL EXAM 100 QUESTIONS AND CORRECT DETAILED ANSWERS

1 review
 12 views  4 purchases
  • Course
  • NATE INDUSTRY COMPETENCY
  • Institution
  • NATE INDUSTRY COMPETENCY

NATE INDUSTRY COMPETENCY EXAM COMMERCIAL REFRIGERATION LATEST EXAM 2024 ACTUAL EXAM 100 QUESTIONS AND CORRECT DETAILED ANSWERS

Preview 4 out of 46  pages

  • October 23, 2024
  • 46
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • NATE INDUSTRY COMPETENCY
  • NATE INDUSTRY COMPETENCY

1  review

review-writer-avatar

By: Cucurella • 3 weeks ago

avatar-seller
ProLabs
10/23/24, 8:26 PM NATE INDUSTRY COMPETENCY EXAM COMMERCIAL REFRIGERATION LATEST EXAM 2024 ACTUAL EXAM 100 QUESTIO…




NATE INDUSTRY COMPETENCY EXAM
COMMERCIAL REFRIGERATION LATEST EXAM
2024 ACTUAL EXAM 100 QUESTIONS AND
CORRECT DETAILED ANSWERS


Terms in this set (100)


With the condensing D
pressure and compressor
speed remaining constant,
a decrease in suction
pressure will cause a(n):


a. Decrease in compressor
capacity and decrease in
current.
b. Increase in compressor
capacity and decrease in
current.
c. Increase in compressor
capacity and increase in
current.
d. Decrease in
compressor capacity and
increase in current.




https://quizlet.com/961577159/nate-industry-competency-exam-commercial-refrigeration-latest-exam-2024-actual-exam-100-questions-and-correct-d… 1/46

,10/23/24, 8:26 PM NATE INDUSTRY COMPETENCY EXAM COMMERCIAL REFRIGERATION LATEST EXAM 2024 ACTUAL EXAM 100 QUESTIO…

An indication of non- D
condensable gas in a
refrigeration system is
significantly:


a. Lower-than-normal
suction pressures.
b. higher-than-normal
suction pressures.
c. Lower-than-normal
head pressures.
d. higher-than-normal
head pressures.

An automatic expansion A
valve controls refrigerant
flow to an evaporator by
maintaining a constant:


a. Suction pressure.
b. Pressure differential
across the valve port.
c. Liquid line pressure.
d. Superheat.

What is the approximate B
compression ratio of a
compressor operating at
35 psig suction pressure
and 135 psig discharge
pressure?


a. 1:03.
b. 3:01.
c. 1:04.
d. 4:01.




https://quizlet.com/961577159/nate-industry-competency-exam-commercial-refrigeration-latest-exam-2024-actual-exam-100-questions-and-correct-d… 2/46

,10/23/24, 8:26 PM NATE INDUSTRY COMPETENCY EXAM COMMERCIAL REFRIGERATION LATEST EXAM 2024 ACTUAL EXAM 100 QUESTIO…

The BTUs rejected at the D
condenser are always
greater than the heat
absorbed in the
evaporator because:


a. The condenser is
mounted outside with
restricted airflow.
b. Of the high temperature
of the discharge vapor
and length of the
discharge line.
c. Of the inefficiency of
the condenser and
pressure drop in the
discharge line.
d. Of the heat of
compression in the
compressor.




https://quizlet.com/961577159/nate-industry-competency-exam-commercial-refrigeration-latest-exam-2024-actual-exam-100-questions-and-correct-d… 3/46

, 10/23/24, 8:26 PM NATE INDUSTRY COMPETENCY EXAM COMMERCIAL REFRIGERATION LATEST EXAM 2024 ACTUAL EXAM 100 QUESTIO…

A unit cooler is inspected A
and found to be
completely iced up. The
heaters and defrost timer
are found to be working
properly. A technician
should:


a. Adjust the defrost
termination switch to a
higher temperature
setting.
b. Adjust the thermostatic
expansion valve to a
higher superheat setting.
c. Clear all of the ice from
the coil and find out why
the coil is frosted.
d. Increase the frequency
of the defrost cycle.

what is the correct gauge A
pressure corresponding to
an absolute pressure of
24.7 psia at sea level?


a. 10 psig.
b. 12.6 psig.
c. 39.4 psig.
d. 39.7 psig.




https://quizlet.com/961577159/nate-industry-competency-exam-commercial-refrigeration-latest-exam-2024-actual-exam-100-questions-and-correct-d… 4/46

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 ProLabs. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $22.99. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

67096 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
$22.99  4x  sold
  • (1)
  Add to cart