The availability of "standard" communicating components and an open protocol means that more manufacturers can use communicating controls, opening the market up. This was demonstrated at the 1996 ASHRAE show in Atlanta, when multiple controllers from several major manufacturers were up and operating, all connected to the same ________ system
A) BACnet B) standard protocol C) ClimateTalk D) climate
A
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Technician A says etching is a discoloration or removal of some material caused by corrosion or some other chemical reaction. Technician B says thrust washers should be replaced with new ones if they are pitted or scored. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
The louse population is low during the _____
a. fall c. spring b. winter d. summer
All of the following are examples of unethical behavior, except: (choose one)
(a) Deception (b) Withholding information (c) Lying (d) Offering engineering services at a lower cost than a competitor
A battery measures 12.4 volts after removing the surface charge. This battery is charged at what percent?
A) 100% B) 25% C) 50% D) 75%