The old standard for volume of air to be removed per minute in an active summer cooling system was 8 cfm per square foot of floor before any corrections were made for elevation, fan-to-pad temperature rise, and interior light intensity. This is often used today in very cool climates. What is a better volume of air removal for greenhouses in warm climates?
What will be an ideal response?
Remove one full greenhouse volume of air per minute.
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What is the term used to describe the condition that occurs when two clamped components such as a cylinder head and cylinder block, expand and contract at different rates?
A. creep B. thermodynamics C. gasket failure D. leaks
The four phases of the repair order tracking sheet are:
A. Check in, repair order stage, invoice stage, check out B. Check in, initial work, additional work, check out C. Check in, repair order stage, additional work, and check out D. Check in, initial work, additional work, invoice stage
What type of boiler is most commonly used in the process industries?
A. Water tube B. Waste heat C. Fire tube D. Steam tube
Which of these refer to purposely becoming smaller by reducing the size of the workforce?
a. Managing diversity b. Globalization c. Responding to service economy d. Downsizing e. None of these.