Which of the following statements about the term electrical system is not true?
A. The term is defined in the NEC®, so its usage will be uniform.
B. The electric utility supplies the system at the service to the building.
C. The energy supplied by a solar photovoltaic source is a system.
D. The energy supplied by a generator is a system.
A. The term is defined in the NEC®, so its usage will be uniform.
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Which of the following statements about entropy (S) is true?
A. Entropy is not a state property, but molar entropy is. B. The change in entropy for an adiabatic process occurring in a closed system is always zero. C. For a reversible process occurring in a steady state system, the entropy of the entering stream is always equal to the entropy of the exiting stream. D. The change in entropy of a heat reservoir is always positive. E. None of the above is true.
When you no longer need a directory, you can use command ____ to remove it.
A. xtree B. rmdir C. dldir D. deltree
Bathroom plumbing should be kept away from _____ walls.
A. bedroom B. kitchen C. hallway D. garage
With ____ framing, the studs are continuous from the foundation sill to the top wall plate.
A. craft B. platform C. balloon D. on-site