Chapter 1

An arc flash can produce temperatures of ____°F.

35000

It is the ____ that is the harmful component of an electrical circuit

Current

Each installation for a physically challenged person must be based on ____.

the specific needs of the individual who will occupy the home

Lockout/keepout (sometimes called LOKO) is the physical restraint of all hazardous energy sources that supply power to a piece of equipment.

False

Quite often, a community will have a "Homeowners Only" license for electricians and contractors that limits their activity to working on wiring on houses only.

False

The most important purpose of the National Electrical Code is the practical safeguarding of property from hazards arising from the use of electricity.

False

For on-the-job safety, ____ puts the burden of responsibility on the employer and can impose large fines for noncompliance with its safety rules.

OSHA

On large electrical installations, an arc flash can generate temperatures of 35,000°F (19,427°C), which is hotter than the surface on the sun.

True

The voltage level in a home is 120 volts between one "hot" conductor and the "neutral conductor, or grounded surface.

True

One of the most far-reaching NEC rules is 110.3(B), which states that ____ equipment shall be installed and used in accordance with any instructions included in the listing or labeling.

listed or labeled