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IEC Midterm Semester 1, Questions with Correct Answers
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IEC Midterm Semester 1
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IEC Midterm Semester 1Look in the NEC index and find uses permitted for NM Cable. The Code Reference for
this is? - answer334.10
Look in the NEC index and find uses permitted for NM Cable. An Example of a
permitted use is where? - answer Installed in a storage building for a single-family
dwelling
Look in the NEC index and find uses permitted for UF Cable. An Example of a permitted
use is where? - answer Installed in wet locations
According to the NEC index, branch circuits are covered under in Articles? - answer210
& 220
Grounding is covered in Article____ in the NEC - answer90.7
Voltage is similar to____in a water pipe. - answer pressure
Wattage is often compared to? - answerWork Done
Opposition to current flow is generally termed. - answerresistance
The ungergrounded conductor is often called the? - answerhot
Controlling a light from two locations requires two_____ - answerThree-Way Switches
Receptacles are commonly referred to as? - answerdevices
how often is the NEC revised and updated? - answerEvery 3 Years
What article of the NEC may be referred to as a dictionary or glossary of terms? -
answerArticle 100
The meaning of approved is? - answerAcceptable to the authority having jurisdiction
As defined in Article 100, a dwelling unit has the following features. - answerpermanent
provisions for cooking
In the NEC, the word____means that "it must be done." - answershall
, Section___in the NEC has a requirement that dwelling receptacles be installed so that
no point measured horizontally along the floor line of any wall space is more than 1.8 m
(6 ft) from a receptacle outlet. - answer210.52(A)(1)
Section____in the NEC has a requirement that, for dwellings, receptacle outlets along
kitchen countertops shall be installed so that no point along the wall line is more than
600 mm (24 in.) measured horizontally from a receptacle outlet in that space. -
answer210.52(C)(1)
Electrical current is the flow of? - answerElectrons
In order to have electric current present, free electrons must do what continuously? -
answerFlow
Which materials listed below are good conductors - answerGold and Aluminum
Two particles that are both negatively charged will___each other. - answerRepel
Which materials listed below are good insulators? - answerAir
___is the force that causes current to flow. - answerVoltage
Current is measured in? - answerAmperes
How many 250-foot rolls of BX cables are needed if a job requires 5750 feet? -
answer23
A total load of 28,800 watts is distributed equally over 15 circuits. What is the load per
circuit in watts? - answer1920
A 150 kW generator produces___Watts of power. - answer150,000
A circuit is to be run to a parking lot light. The blueprints call for you to run 10 AWG wire
that has a diameter of .116 inches. You, however, run 8 AWG wire that has a diameter
of .128 inches. You have___the total circuit resistance. - answerDecreased
Which of the following is a (are) resistive load(s) - answera coffee maker, an electric
oven heating element
When turned OFF, a circuit breaker____the circuit - answeropens
If current flows through, a circuit, the circuit is? - answerclosed
The unit of measurement for power is? - answerWatts
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