BCD applications include
A) 7-segment LED readouts. B) 7-segment LCD readouts.
C) calculator keyboards. D) all of the above.
D
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The term ____________________ fraction refers to dimensions such as 1/64, 1/32, 1/16, 1/8, 1/4, and 1/2 inch.
Fill in the blank(s) with the appropriate word(s).
An instrument that measures humidity or moisture in the air is a(n) ____________________
Fill in the blank(s) with the appropriate word(s).
When working with batteries, all of the following statements are correct EXCEPT ________
A) Always disconnect the positive terminal first. B) Do not smoke around a battery C) Always wear safety glasses D) Wear gloves to protect you from battery acid.
Fractionation occurs when ____.
A. some of a blended refrigerant evaporates or condenses before the rest of the blend B. when only a fraction of the total charge has been added to a system C. the operating pressures of a system increase D. Both a and c