The common point on a wye connection in a polyphase system is a “neutral point.”

The NEC requires tested series rated installations of circuit breakers or fuses to be legibly marked in the field to indicate the equipment has been applied with a series combination rating.

The _____ of a circuit to be protected shall be selected and coordinated to permit the circuit protective devices to clear a fault without extensive damage to the electrical equipment of the circuit.

The Code covers underground mine installations and self  propelled mobile surface mining machinery and its attendant electrical trailing cable.

A _____ is a single unit that provides complete and independent living facilities for one or more persons, including permanent provisions for living, sleeping, cooking, and sanitation.

NFPA 70E-Standard for Electrical Safety in the Workplace, provides information to help determine the electrical safety training requirements expected of a qualified person.

In the NEC, the word(s) “_____” indicate a mandatory requirement.

How was Madame Chiang instrumental to Sino-American (China-U.S. relations) during the 1940s?

A model projects the following changes for a wetland ecosystem. Variable Current Average Projected Average Mean summer temperature 26°C 30°C Summer precipitation 420 mm 300 mm Number of drought days 18 43 Seasonal pond area 12 hectares 6 hectares Which prediction is most strongly supported by the model?

Of the 110,000 Japanese or Japanese-descended individuals that were detained in internment camps during World War II, approximately how many were American citizens?