The definition of sublimation is:
A) In a closed container, a substance in the liquid state boils at a higher temperature when the pressure is increased.
B) A substance in a gaseous state changes into a solid state while bypassing the liquid state.
C) A substance in a solid state changes into the gaseous state without going through the liquid state.
D) In a closed container, a substance in a liquid state remains in a liquid state regardless of the pressure inside the container.
C
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a. DC cycles due to temperature b. DC losses due to voltage drop c. DC fluctuations due to temperature d. DC imbalances due to voltage drop
The NEC® requires a vertical clearance of at least __________ feet above public streets, alleys, roads, and parking areas subject to truck traffic.
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A) remained stable. B) increased. C) decreased.
When capacitors are in parallel, the capacitance levels are __________
A. decreased B. increased C. equal D. at zero