Refrigeration components required for rack systems that are not needed for single-component systems include:
A) Filter driers and sight glasses. B) Suction and discharge valves.
C) Oil separators and oil level controls. D) Suction line accumulators and liquid receivers.
C
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This machining operation uses a direct current that is passed through an electrolyte solution between an electrode and the workpiece. Chemical reaction, caused by the current in the electrolyte, dissolves the metal.
a. electrochemical machining (ECM) b. electrodischarge machining (EDM) c. electron beam (EB) d. ultrasonic machining
What is the Canadian Shield?
A. The first part of the landmass that became North America to emerge from the sea. B. The first mountains to divide Canada from the United States. C. A series of forts constructed by the French to keep English troops out. D. A series of policies enacted by France to keep the Spanish out of Canada. E. The glaciers that prevented the expansion of human settlements in Canada.
Explain when a broken or partial section is used.
What will be an ideal response?
The numbering system for identifying and recording technical drawings is standardized and used throughout the United States.
Answer the following statement true (T) or false (F)