Briefly describe the schematic thread representation.
What will be an ideal response?
Schematic representations show
the threads as a symbol rather than as they actually look.
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List the three variables monitored in the stack.
What will be an ideal response?
One technique for improving efficiency and comfort through compressor selection is to select a:
A) Compressor with capacity control to match the compressor capacity with the refrigeration load. B) Compressor that is designed for a colder evaporator temperature to achieve lower evaporator pressure and increased efficiency. C) Compressor with 25% greater capacity than the maximum anticipated refrigeration load. D) Compressor with a capacity equal to the minimum anticipated refrigeration load.
Technology over the past 110 years has ________ of welding power sources
A) Improved the control B) Increased the portability C) Increased the power efficiency D) All of the above
Parts that are assembled and disassembled in a particular position to transmit motion from one member to another are ____ together.
A. keyed B. locked C. bound D. spliced