To provide flexibility in a commercial building before the number of tenants is known, the parallel service-entrance conductors should terminate in a _____.
a. busway
b. branch circuit panelboard
c. grounded service conductor
d. main service disconnect
d. main service disconnect
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In a hypothetical scenario, the National Institute of Standards and Technology has received a new replica of The Kilogram. It is weighed five times. The measurements are as follows, in units of micrograms above 1 kg: 114.3, 82.6, 136.4, 126.8, 100.7.
a. Is it possible to estimate the uncertainty in these measurements? If so, estimate it. If not, explain why not. b. Is it possible to estimate the bias in these measurements? If so, estimate it. If not, explain why not.
What is a bonded roof?
A) A bonded roof is a metal roof that has been electrically grounded. B) Bonding is insurance that the roofing contractor provides the building owner to cover water damage if the roof were to leak. C) Bonding is a process used to attach the roofing materials to the substrate they rest upon. D) Bonding is a form of roof construction that uses heat to form a single continuous sheet of material over the roof surface.
What size of panel is for the Real Estate Office?
What will be an ideal response?
If the field coil of a shunt DC motor opens, the speed of the shaft will __________.
A. slow down B. speed up C. stay the same