2026 QUESTIONS AND VERIFIED ANSWERS|
A+ GRADED
The Value in M ohms of a resistor required to discharge a 30 Mfd
capacitor to safe levels, in the time required by the NYC electrical
Code, that has been energized to 650V is most nearly? 10 - ✔✔✔
ANSWER-
What diameter of a # 14AWG wire is most nearly? .064"inches - ✔✔✔
ANSWER-
What is the short circuit capacity of a 72 KVA transformer with a 240V
secondary and an impedance of 3%? 10,000A - ✔✔✔ ANSWER-
What is the output KW 5000 KVA of a transformer feeding a load that
has a Power Factor Of 80% is: 4000KW - ✔✔✔ ANSWER-
A 100HP DC motor at 220V with 90% efficiency requires a fuse size
of ? 600A - ✔✔✔ ANSWER-
What is the minimum number of duplex receptacles required for each
patient bed in the critical care area of a hospital? 3 - ✔✔✔ ANSWER-
Service switches may be installed on the outside of a building only if:
,The building has only 4 dwelling units or less - ✔✔✔ ANSWER-
The internal bonding bus of a multisection switchboard shall have a
cross section area of at least: 1/2 sq inch. - ✔✔✔ ANSWER-
What is the interrupting capacity of a class H fuse? 10,000 fuse - ✔✔✔
ANSWER-
What is not part of the classification of an incandescent lamp? The
size of the bulb - ✔✔✔ ANSWER-
An electrician buys 100 units of armored cable connectors. He
purchased them at the price of $2.10 each. He then sells them at cost
of $3.00 per unit. Assuming his overhead is 30%, what is his profit. ?
$27.00 - ✔✔✔ ANSWER-
How many 20A branch circuits are required for 80 linear feet of show
window lighting space? 9 circuits - ✔✔✔ ANSWER-
An electrician assigns men to install outlets in a room. It took 2.6
hours to install outlets in each room. At the end of 5 days, how many
rooms are completed? Assume the men work 8hrs a day? 15 - ✔✔✔
ANSWER-
Mandatory rules of the code are those that identify actions that a
specifically required or prohibited and are characterized by the use of
terms: Shall or Shall not - ✔✔✔ ANSWER-
,Which is not considered a power supply? - ✔✔✔ ANSWER-Capacitor
A 15A or 20A 125V receptacle outlet shall be located within 25 feet of
heating, air conditioning, and refrigeration equipment for : dwelling,
commercial, industrial, occupancies. - ✔✔✔ ANSWER-
For other than dwelling occupancies, banks, or office buildings, each
receptacle outlet shall be calculated at not less than 180VA. - ✔✔✔
ANSWER-
The minimum feeder load for show window lighting is 200V per linear
foot. - ✔✔✔ ANSWER-
On a 4 wire, delta connected, the phase system, where the midpoint
of one phase winding is grounded, the conductor with the higher
phase voltage to ground must be durably and permanently marked be
an outer finish orange in color, or other effective means. - ✔✔✔
ANSWER-
The load of electric clothes dryer is a dwelling unit shall be 5000 watts
or the nameplate rating, whichever is larger, per dryer. - ✔✔✔
ANSWER-
A branch circuit that supplies only one utilization equipment is a
individual branch circuit. - ✔✔✔ ANSWER-
The voltage of a circuit is define be the code as the nominal RMS(root
means square) or effective difference of potential between any
, conductors of the circuit. - ✔✔✔ ANSWER-
In New York City for services not rated over 600 volts , you can use
Type ____ cable as long as the cable is enclosed in a threaded metallic
conduit. - ✔✔✔ ANSWER-SE (Service Entry cable)
In strait pull, the length of the box shall not be less than ____ times the
trade size of the largest raceway. - ✔✔✔ ANSWER-8
A separation of at least ____ is required between network
communication cable and power cables. - ✔✔✔ ANSWER-4" (830)
Type ____ is multiconductor cable identified for use as underground
service entrance cable. - ✔✔✔ ANSWER-Type USE cable
Knife switch rated for more than 1200 Amps at 250Volts or less - ✔✔✔
ANSWER-Can be used only as isolating switch, shall not be opened
under load
Track lighting with outlets in a bathroom is not allowed because ? -
✔✔✔ ANSWER-Track lighting has receptacle
Where internal combustion engines are used as the prime motor, an
on site fuel supply shall be provided with an on premise fuel supply
sufficient for not less than ____ hours full demand operation of the
system - ✔✔✔ ANSWER-6 hours