Lesson 3 Flashcards
Learning to love my father again
The purpose of the NEC is to provide electrical installation requirements that protect persons and property from electrical hazards arising from the use of electricity.
Select one:
True
False
True
Which of the following can be thought of as the foundation of an electrical system?
Select one:
a. The electrical service equipment
b. The equipment grounding conductor
c. The grounding electrode conductor
d. The grounding electrode system
D.The grounding electrode system
Chapters 1 through 4 of the NEC apply ? . Select one: a. generally b. only to special conditions c. only to special equipment d. only to special occupancies
A.Generally
Chapters 5, 6, and 7 often modify or amend the general requirements in NEC chapters 1 through 7.
True or False
True
Chapter 8 in the NEC is independent of the other articles, and none of the rules in the rest of the NEC applies to communications systems.
True or False
False
Which of the following has the responsibility for approval of electrical installations and systems and interpreting NEC rules?
Select one:
a. The authority having jurisdiction (AHJ)
b. The electrical contractor
c. The engineer
d. The property owner
A. The AHJ
Informational notes in the NEC are applicable as rules and must be applied to the rule they follow.
Select one:
True
False
False
Exceptions to NEC rules apply only to the rule they follow, unless it is stated differently in the exception.
True
False
True
Article 100 of the NEC contains defined terms used in two or more articles, and Section ? of an article often contains defined terms contained only within that article. Select one: a. XXX.1 b. XXX.2 c. XXX.3 d. XXX.10
B.XXX.2
A(n) ? is defined as a reliable conductor that ensures continuity and conductivity between metal parts required to be electrically connected. Select one: a. bonding conductor or jumper b. equipment grounding conductor c. grounded conductor d. system bonding jumper
a. bonding conductor or jumper
A main bonding jumper is the connection between the grounded conductor and the equipment grounding conductor and is located at a separately derived system.
Select one:
True
False
False
When grounding is accomplished through a resistor, an impedance device, or a surge arrester, the grounding is considered to be solid.
True
False
False
A grounded conductor of a system could be a ? conductor or a phase conductor. Select one: a. bonding b. grounding c. neutral d. zero sequence
C.Neutral
Which of the following functions are performed by an equipment grounding conductor (EGC)?
Select one:
a. Bonding
b. Effective ground-fault current path
c. Grounding of equipment
d. All of the above
D.all the above
A supply side bonding jumper is required to be sized based on the overcurrent device protecting the circuit.
True
False
False