What controls the length of the defrost cycle on most commercial refrigeration systems?
A) The high-pressure switch B) The defrost termination thermostat
C) The evaporator fan motor D) The defrost timer
B
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Una buena regla para aplicar es nunca deje que su(s) _____ pase(n) el larguero lateral de una escalera de tijera.
a. rodillas b. hebilla del cinturón c. pies d. muñecas
Which of the following statements is correct about beam-type Hall-effect yaw sensors?
A. They are the oldest type of yaw sensor. B. They are the newest type of yaw sensor. C. They receive a 10-volt signal from the EBCM and return some portion of that voltage as signal. D. They do not return any portion of the voltage received as a signal.
The three types of ICE exam that a student may take include:
A) Residential Heating and Air Conditioning, Light Commercial Heating and Air Conditioning, and Commercial Refrigeration. B) Residential, Commercial, and Industrial. C) Heating, Air conditioning, and Air Movement. D) Residential Heating and Air Conditioning, Commercial Heating and Air Conditioning, and Industrial Process Refrigeration.
Solids contain ________ amount of energy within materials or substances when they are in their various physical states
A) the highest B) a variable C) the least D) the equivalent