A refrigeration system designed for the storage of flowers or candy is considered a ____ type.
A. high temperature
B. medium temperature
C. low temperature
D. sharp freezing
Answer: A
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When cranes are used to hoist people, the weight of the load cannot exceed _____.
a. 80 percent of its capacity b. 70 percent of its capacity c. 60 percent of its capacity d. 50 percent of its capacity
Technician A says that by full fielding the alternator, you are bypassing the voltage regulator. Technician B says that full fielding can possibly damage electronic circuits, so it is no longer a recommended test. Who is right?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Lower cutting speeds are used when machining:
A) Tough materials B) Hard materials C) Abrasive materials D) All of the above
To use the electronic leak detector, the system must contain at least some refrigerant. If the system is operating with a small leak, plenty of pressurized refrigerant is left in the system. But if the system is void of refrigerant, it must first be pressurized with __________, to which a trace of refrigerant has been added.
A. halogen B. hydrogen C. nitrogen D. oxygen