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RETA CARO Chapter 1 / RETACARO EXAM $12.99   Add to cart

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RETA CARO Chapter 1 / RETACARO EXAM

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RETA CARO Chapter 1 / RETACARO EXAM Purpose of a Refrigeration System - ANSWER-Achieve or maintain proper temperatures in a refrigeration process used for cooling/freezing applications Ton of Refrigeration - ANSWER-Rate BTUs transfer per unit time 288,000 BTUs/24 Hours 12,000 BTUs/12 Hours 200...

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  • November 4, 2024
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  • RETA CARO Chapter 1 / RETACARO
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RETA CARO Chapter 1
/ RETACARO EXAM




Purpose of a Refrigeration System - ✔✔✔ANSWER-Achieve or maintain proper
temperatures in a refrigeration process used for cooling/freezing applications


Ton of Refrigeration - ✔✔✔ANSWER-Rate BTUs transfer per unit time
288,000 BTUs/24 Hours
12,000 BTUs/12 Hours
200 BTUs/1 Minute


rate of refrigeration or cooling


Pressure - ✔✔✔ANSWER-Force per unit area.

, PSIA - ✔✔✔ANSWER-Absolute pressure; measures pressure from zero pressure


PSIG - ✔✔✔ANSWER-Gauge pressure, uses atmospheric pressure as the zero
point (14.7psia); 0PSIG = 14.7PSIA


Temperature - ✔✔✔ANSWER-Measure of the intensity of the heat energy in an
object or space


Fahrenheit to Celsius - ✔✔✔ANSWER-F=1.8(C)+32


Heat - ✔✔✔ANSWER-A form of energy measured in BTUs


BTU - ✔✔✔ANSWER-British Thermal Unit; the amount of heat required to
change the temperature of one pound of pure liquid water, one degree Fahrenheit


Heat Quantity - ✔✔✔ANSWER-Quantity of heat, measured in BTUs, depends on
the mass of an object


Sensible Heat - ✔✔✔ANSWER-heat energy that causes a change in temperature,
can be sensed on a thermometer, does not change state


Latent Heat - ✔✔✔ANSWER-heat energy that causes a change in state, cannot be
measured with a thermometer

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