Intro to NEC
Before a Journeyman Electrical Worker's license is granted to an applicant by a governmental agency, the individual is tested primarily on his or her ? .
working knowledge and ability to use the Code
Mandatory rules of this Code are characterized by the use of the word ? .
Shall
A structure that stands alone or that is separated from adjoining structures by firewalls is defined as a(n) ? .
Building
According to the NEC, “one who has skills and knowledge related to the construction and operation of the electrical equipment and installations and has received safety training to recognize and avoid the hazards involved” is defined as a(n) ? .
qualified person
When the term voltage is used throughout the Code, it means the voltage at which the circuit ? .
operates
The statement “The practical safeguarding of persons and property from hazards arising from the use of electricity” best describes the ? .
purpose of the Code
The chapters of the Code that are intended to have general application are ? .
1, 2, 3 & 4
Concealed, by definition, means the equipment or wiring method is ? .
rendered inaccessible by the structure of the building
Premises wiring, by definition, would include wiring internal to an appliance located in a premises
False
One of the ways that conductor sizes are expressed in the NEC is by using ? .
circular-mils
The Code contains provisions considered necessary for ? .
Safety
Informational Notes are used to give ? material.
explanatory
230.70(A)(1) requires the service disconnecting means to be installed at a(n) ? location.
readily accessible
Approved is defined as ? to the authority having jurisdiction.
Acceptable
Unused openings in boxes are generally required to be ?
Closed
Code enforcement is the responsibility of the ? .
authority having jurisdiction (AHJ)
The electrical inspectors get their authority to interpret the Code provisions from ? of the Code.
90.4
The identifying term used to indicate a piece of electrical equipment is isolated would be ? .
not readily accessible
When a suitable fence is installed around a switchyard, the switchyard is said to be ? , by definition
Guarded
On a 4-wire, delta-connected system where the midpoint of one phase winding is grounded to supply lighting and similar loads, the conductor or busbar having the higher phase voltage to ground shall be durably and permanently marked by an outer finish which is ? in color or by other effective means.
Orange
It is the intent of the Code that ? internal wiring or the construction of equipment need not be inspected at the time of installation, except to detect alterations or damage if the equipment has been listed by a qualified electrical testing laboratory.
factory installed
Information relative to the use of the NEC is provided in Informative Annexes and are a mandatory (enforceable) part of the NEC.
False
110.18 requires all arcing parts of electrical equipment to be enclosed or separated and ? from all combustible material.
isolated
A(n) ? rating is defined as the highest current at rated voltage that a device is identified to interrupt under standard test conditions.
interrupting
Why does the NEC specify that sufficient access and working space shall be provided and maintained about all electric equipment?
To permit ready and safe operation and maintenance of such equipment