What are the approximate ventilation requirements for air-cooled condensing units located in an indoor environment?
What will be an ideal response?
Low temperature condensing units will require approximately 200 CFM per 1000 BTU. Medium temperature units will require approximately 165 CFM per 1000 BTU.
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Why should the evaporator not be installed above the door in a walk-in cooler or freezer?
A) It will operates constantly. B) It will draw in warm humid air and frost more quickly. C) It may cause problems for the store owner. D) There is no restriction for this location.
If you are constructing a building where siding will be applied over the sheathing, you should use sheathing
with a minimum thickness of _____. a. 3/8? b. 1/2? c. 5/8? d. 1?
Which of the following does the trinary switch not control?
A. High system pressure B. Low system pressure C. Cycling of the cooling fan D. Fan timer
An automated assembly robot that cost $400,000 has a depreciable life of 5 years with a $100,000 salvage value. The MACRS depreciation rates for years 1, 2, and 3 are 20.00%, 32.00%, and 19.20%, respectively. What is the book value at the end of year 3? Year 5? Year 6?
What will be an ideal response?