Identify whether the following areas are best lit with AC or DC electrical lighting or if they could be lit with either type of system:
Parking lots:
Walkways: either;
Patios:
Steps:
Parking lots: AC
Walkways: either; AC in areas of safety concern
Patios: either
Steps: AC preferred, DC only in special circumstances
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An energy-storage network consists of series-connected 16-mH and 14-mH inductors in parallel with a series connected 24-mH and 36-mH inductors. Calculate the equivalent inductance.
What will be an ideal response?
What role did Calvinist beliefs play in the evolution of political, economic, and social developments and morality laws of the Massachusetts Bay Colony?
What will be an ideal response?
Given that four 10-?F capacitors can be connected in series and in parallel, find the minimum and maximum values that can be obtained by such series/parallel combinations.
What will be an ideal response?
Which system required the least maintenance in occupied space?
A) Dual duct VAV. B) Fan coils. C) PTAC. D) VAV Multizone. E) Fan terminal units.