Thermostatic expansion valves are designed to maintain a constant:
A) Superheat. B) Flow. C) Temperature. D) Pressure.
A
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Check valves are used to prevent _________ in piping when the flow stops.
a. overflow b. continuous flow c. trickle flow d. backflow
____ (LVL) is popular for use as girders.
A. Light veneer lumber B. Low volatility lumber C. Laminated veneer lumber D. Low volume lumber
What is the difference between heat loss and heat gain?
A) Heat loss occurs in well insulated houses, and heat gain occurs in poorly insulated houses. B) Heat loss occurs in poorly insulated houses, and heat gain occurs in well insulated houses. C) Heat loss occurs in the summer, and heat gain occurs in winter. D) Heat loss occurs in the winter, and heat gain occurs in summer.
A DRAM chip has ________ and ________ inputs instead of a chip select input
Fill in the blank(s) with correct word