Which of the following could be the reason that the subcooling would be low on an air conditioning system?
A. dirty or blocked condenser coil
B. system operating in low ambient conditions
C. liquid line restriction
D. noncondensable gas in the system
Answer: A
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Which of the following terms means ÒlifeÓ or ÒlivingÓ?
a. gene c. via b. agri d. bio
Alternative R has a first cost of $100,000, annual M&O costs of $50,000, and a $20,000 salvage value after 5 years. Alternative S has a first cost of $175,000 and a $40,000 salvage value after 5 years, but its annual M&O costs are not known. Determine the M&O costs for alternative S that would yield a required incremental rate of return of 20%. Solve (a) by hand, and (b) using the Goal Seek tool or RATE function on a spreadsheet.
What will be an ideal response?
Convert 10.913° into DMS notation. Do not round
What will be an ideal response?
The more solid a material is, the ________ (lower or higher) the entropy value and the more gaseous a material is, the ________ (lower or higher) the entropy value
Fill in the blank(s) with correct word