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RETA CARO EXAMINATION TEST 2026 QUESTIONS WITH ANSWERS GRADED A+

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RETA CARO EXAMINATION TEST 2026 QUESTIONS WITH ANSWERS GRADED A+

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January 11, 2026
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RETA CARO EXAMINATION TEST 2026
QUESTIONS WITH ANSWERS GRADED A+


◉ 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? Answer: Basic physical principles,
interpretation of information from temperature and pressure gauges,
basic operating principles.


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


◉ Heat energy always flows: Answer: from an object at a higher
temperature to an object at a lower temperature


◉ Sensible heat: Answer: is heat energy that causes a change in
temperature but does not cause a change of state.


◉ Latent heat: 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? Answer: Warm air moving over an object.

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