If you wish to determine the amount of voltage on an energized device, you should use:
A) An ohmmeter. B) A voltmeter.
C) An ammeter. D) A non-contact voltage detector.
B
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If a fixture 10 ft. above 2 ft2 surface provides 200 lumens on the surface, what is the illumination level on the surface?
A) 100 fc. B) 200 fc. C) 2 fc.
An entrepreneur gives his pitch and makes an assumption that his revenue growth will continue at the same rate. This is an example of a(n):
A. Pessimistic case B. Optimistic case C. Base case D. Recursive case
The formula for mixing cornmeal and borax to be used as a drying agent is
a. three parts cornmeal with ten parts borax b. two parts cornmeal with four parts borax c. ten parts cornmeal with three parts borax d. four parts cornmeal with two parts borax
The chemical components of HCFC refrigerants are:
A) Helium, carbon, Freon, and chlorine. B) Hydrogen, chlorine, Freon, and chromium. C) Hydrogen, chlorine, fluorine, and carbon. D) Helium, carbon, frankincense, and Clorox.