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RETA CARO PASSED Exam Questions and CORRECT Answers

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RETA CARO PASSED Exam Questions and CORRECT Answers What is the purpose of a refrigeration system? - CORRECT ANSWER- To maintain a temperature Operators must keep refrigeration systems operating safely and efficiently. Which of the following best describes the areas of required knowledge fo...

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  • August 9, 2024
  • 2
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • RETA CARO
  • RETA CARO
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MGRADES
RETA CARO PASSED Exam Questions
and CORRECT Answers

What is the purpose of a refrigeration system? - CORRECT ANSWER- To maintain a
temperature


Operators must keep refrigeration systems operating safely and efficiently. Which of the
following best describes the areas of required knowledge for this to be possible? - CORRECT
ANSWER- Basic physical principles, interpretation of information from temperature and
pressure gauges, basic operating principles.


Mechanical refrigeration is a series of steps that: - CORRECT ANSWER- Moves heat energy
from a space or object to an area where it can do no harm.


Heat energy always flows: - CORRECT ANSWER- from an object at a higher temperature to
an object at a lower temperature


Sensible heat: - CORRECT ANSWER- is heat energy that causes a change in temperature but
does not cause a change of state.


Latent heat: - CORRECT ANSWER- is heat energy that causes a change of state but does not
cause a change in temperature.


Which of the answers below is an example of heat transfer by convection? - CORRECT
ANSWER- Warm air moving over an object.


How does the refrigeration technician/operator know what the conditions are within a
refrigeration system? - CORRECT ANSWER- By using his knowledge of system basic
operating principles to evaluate temperature and pressure readings.


What is the scale used to measure Fahrenheit temperature absolute? - CORRECT ANSWER-
Rankine

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