IEC Chapter final Exam 135 Actual Exam Latest Update 2024-2025 170 Questions and 100% Verified Correct Answers Guaranteed A+
_____ lighting track is never permitted to be cut in the field. - CORRECT ANSWER: portable
______ allows a circuit or electrical system to be sized at less than its maximum
connected load. - CORRECT ANSWER: diversity
.0001 A= how many milliamps - CORRECT ANSWER: 100
0 C = how many degrees Fahrenheit - CORRECT ANSWER: 32
1.2 MV= how many volts - CORRECT ANSWER: 1,200,000
1" conduit costs $800 per 1000 foot bundle. The cost of one 10 foot stick is ____. -
CORRECT ANSWER: 8
3 hours 20 minutes + 1 hour 48 minutes= - CORRECT ANSWER: 5 hours 8 minutes
30 uA+= how many Amps - CORRECT ANSWER: .00003
41.5% of 4378 equals - CORRECT ANSWER: 1816.87
58,342 watts = how many kW - CORRECT ANSWER: 58.342
A ____ is a box that conains only branch circuit conductos that are "hard wired" to a
piece of equipment. - CORRECT ANSWER: outlet
a " unit switch" that is a part of an appliance and is used as a disconnecting means shall
_____. - CORRECT ANSWER: interrupt all ungrounded circuit conductors
a 4' T8 Ecolux 25W fluorescent lamp produces ______ a 30-watt, R20 incandescent
lamp. For example, compare fluorescent to incadescent . - CORRECT ANSWER: more
light than
A ceiling fan that is located 13 feet above the level of the water in a n indoor spa and located directly above the spa is required to be GFCI protected T/F - CORRECT
ANSWER: False
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A central electric furnace heating system is installed in a home. The furnace ______. -
CORRECT ANSWER: shall be connected to an individual branch circuit
A circuit is energized. When you touch the probes of a voltmeter across the terminals of a single-pole switch that is in the ON position, you are putting the meter in a parallel with the switch but almost all of the circuit current flows through the switch instead of the
extremely high resistance meter. T/F - CORRECT ANSWER: true
A clothes dryer with a nameplate rating of 7.8 KW at 240 volts will draw _____ amps of
current when operated at 208 volts. - CORRECT ANSWER: 28.2
A four pair communication cable will contain _____ conductors - CORRECT ANSWER:
8
A group of five single gang boxes are to be ganged together and have the following installed in the assembly: three single-pole switches, two three-way switches, two-12 AWG hot conductors, seven 12-awg neutral conductors, five 12 AWG switch legs, five 12 awg grounds, and five internal cable clamps. What minimum size would each of the
ganged boxed have to be? - CORRECT ANSWER: 3"x2"x2.5" device
A light switch for underwater swimming pool lights must be located at least _____ feet
horizontally from the inside edge of the pool. - CORRECT ANSWER: 5
A mil is defined as_______ inches - CORRECT ANSWER: 1/1000
A new central air-conditioning unit is to be installed. This new AC replaces an old one.
the nameplate information on the new equipment is :
single phase 240 volts MCA 29.7 MOCP 40-amp fuses The existing circuit has 8 AWG Romex connected to a 50- AMP breaker in the panel and a fused safety switch near the unit. There are 50-amp fuses in the safety switch
- replace the fuses with ones rated at 40-amps
II. Replace the breaker with a 2-pole 40 amp - CORRECT ANSWER: I only
A particular load is rated to use 2.2 KW at 240 volts this load is connected to a 2-pole breaker in a panel using 12 AWG conductors. How much current will this load draw? -
CORRECT ANSWER: 9.2
A Signaling Circuit is defined in _____ in the NEC - CORRECT ANSWER: Article 100
A size ____ AWG equipment grounding conductor is contained in a nonmetallic-
sheathed cable marked as 8 AWG. - CORRECT ANSWER: 10
A standby power system has been installed at a dwelling. The NEC requires the electrician to place a sign at the service-entrance equipment. What information about
the standby power system must appear on the sign? - CORRECT ANSWER: type and
location
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