EVITP National Electrical Code Articles, Electrical level 3
commercial electrical services, Branch-Circuit, Feeder,
and Service Design, Grounding and Bonding Level II,
Load Calculations- Branch and Feeder Circuits ACTUAL
EXAM COMPLETE QUESTIONS
All new wiring receptacles must be grounded to a neutral bar in
the panel box. (True or False) .......Answer.........True, Receptacles
fed from subpanels must have their equipment grounding bar
that is electrically isolated from the neutral bar.
What is meant by the phrase shall be? .......Answer.........A
mandatory act or condition
Identify four parties who should be satisfied with the electrical
work in a new residence. .......Answer.........1. The Builder
,age 2 of 164
2. Homeowner
3. Inspector
4. Boss
halved, the current does what? .......Answer.........The current stays
the same cause the doubling is offset by the halving.
All voltages in a circuit are referenced to Earth ground via a
black wire. (True or False) .......Answer.........False, via a green
wire
Define a parallel circuit? .......Answer.........In a parallel circuit,
each load is connected in a separate path. In a circuit schematic,
the branch lines are parallel.
,age 3 of 164
The most important aspect of becoming an electrician is learning
about _____. .......Answer.........Safety is the most important
aspect of an electrician's job.
A transformer has a voltage ratio of 8:1 and an input of 120V.
What is the output Voltage? .......Answer.........15v 120V/8
When an ammeter is connected in parallel with a load, ______.
.......Answer.........Damage may occur in the meter and or personal
injury.
Motors and generators work the same way. (True or False)
.......Answer.........True, motors convert electricity to rotational
motion, while generators convert rotary motion to electricity.
The organization that sponsors the NEC, is the _____.
.......Answer.........The National Fire Protection Association (NFPA)
sponsors the NEC
, age 4 of 164
The negative terminal of a battery has a surplus of protons.(True
or False) .......Answer.........False, The negative terminal has a
surplus of electrons and the positive terminal has a surplus of
protons
Article 90 .......Answer.........Introduction
Article 100 .......Answer.........Definitions
Article 110.26 .......Answer.........Working space
Article 210 .......Answer.........Branch circuits
Article 210.7 .......Answer.........Gfci protection for personal
Article 210.50 .......Answer.........Required outlets
Article 215 .......Answer.........Feeders