Optional components on the high side of a refrigeration system include:
A) Suction to liquid heat exchanger, economizer, and oil level regulator.
B) Suction line filter, accumulator, and evaporator pressure regulator.
C) Discharge line muffler, oil separator, liquid receiver, and liquid line filter-drier.
D) All optional components can be used on the high side of the system.
C
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Most women workers of the 1890s worked
A. to achieve financial independence. B. for the cultural glamour of being a working woman in American society. C. for economic necessity. D. to accumulate their retirement savings. E. because their husbands preferred that they work.
Knowing the proper symbols is important when reading plans, but it is not necessary to be familiar with standard products the symbols represent.
Answer the following statement true (T) or false (F)
Match each option of the test command with a statement below.
A. logical AND B. logical negation C. true if a file exists and can be read D. true if a file exists and is a regular file E. performs a relational integer test F. tests for a nonzero string length G. compares the first file in the argument with the second file to determine if the first file is newer H. true if a file exists and its size is greater than zero I. true if a file exists
____ are L-shaped pieces that are fastened to the wall to support the other components of the ceiling system.
a.Wall angles b.Main runners c.Hanger wires d.Cross tees