Type AC cable shall have a(n) ____.
A. anti-short bushing
B. clamp fastening
C. flexible metal tape armor
D. internal grounding
Answer: C
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Triadic color harmony is when
a. two opposing colors are used b. three colors that are equally spaced on the color wheel are used c. a color with two other colors on each side of the complement are used d. three unrelated colors are used
In each configuration of transistor amplifier circuits, the ____ junction is forward biased, while the collector-base junction is reverse biased.
A. emitter-collector B. base-emitter C. collector-emitter D. emitter-base
A service provider decided to restructure allocation of channels by selecting a cluster with 4-cell format as its basic building block. What will be impact of channel borrowing if each cell employs
(a) 3-way sectoring and (b) 6-way sectoring.
The stack switch or stack relay ____.
A. starts the fan motor when the thermostat calls for heat B. shuts down the burner if it does not sense heat in the stack C. cuts off the ignition after the flame has been established D. All of the above.