An example of a pressure vessel is ____.
A. a small ship containing refrigerant cylinders
B. the compressor in a refrigeration unit
C. a cylinder containing refrigerant
D. a portable dolly
Answer: C
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The formula ? × D is used to calculate _____.
a. diameter b. circumference c. radius d. surface area
Answer the following statements true (T) or false (F)
1. A job description that lacks a clear and detailed definition of job responsibilities may cause a highly qualified employee to under perform. 2. If you asked the supervisor and the employee what the job responsibilities of an individual position are, the answers should be similar. 3. It may be considered discrimination against women if the job description requires that all applicants must be able to lift 75 pounds if this is not really a job requirement. 4. Having an employee describe what his or her job is can often be difficult for the employee to do.
The use of a smoke leak detector is being discussed. Technician A says that a smoke leak detector can be used to find exhaust leaks. Technician B says that to find vacuum leaks, the throttle opening must be blocked off. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
The discharge, liquid, and suction lines of a packaged unit are:
A) Located inside the unit. B) Located outside the unit. C) Located on top of the unit. D) Not necessary.