IEC Chapter Final Exam 135 Questions And Answers 100% Verified.
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IEC
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IEC
IEC Chapter Final Exam 135 Questions And Answers 100% Verified.
The unit of measurement for resistance is represented by the letter or symbol _________. - correct answer. Ohms
Voltage is represented by the letter or symbol ________. - correct answer. E
Current is represented by...
IEC Chapter Final Exam 135 Questions
And Answers 100% Verified.
The unit of measurement for resistance is represented by the letter or symbol
_________. - correct answer. Ohms
Voltage is represented by the letter or symbol ________. - correct answer. E
Current is represented by the letter or symbol _______. - correct answer. I
Power is represented by the letter or symbol _______. - correct answer. P
Opposition to current flow is generally termed __________. - correct answer.
resistance
Article _______ in the NEC distinguishes between an outlet and a receptacle. - correct
answer. 100
It is safer when using a wrench to adjust your stance and then______ on the wrench
handle. - correct answer. pull
Which tools would be best to use to tighten the locknut/connector to the box?
I. linemans pliers and a flat blade screwdriver
II. Tongue and groove pliers - correct answer. II
Improper torque can cause_____.
I. injury or death
II. Fasteners to prematurely wear or break
III. overheating of electrical terminals - correct answer. all of the above
Single ladders longer than _____ feet should not be used. - correct answer. 30 feet
, Look in the NEC Index and find uses permitted for AC cable. The code reference for this
is _______. - correct answer. 320.10
According to the NEC Index, branch circuits are covered under in Articles _____. -
correct answer. 210 and 220
Chapters 5,6, and 7 of the NEC relate to: - correct answer. special occupancies and
conditions along with special equipment
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
What kind of electrical charge does an electron have? - correct answer. negative
What moves or flows in a conductor to produce electric current? - correct answer.
Free electrons
In the international system of units, the prefix KILO- means _____. - correct answer.
thousand
In the international system of units, the prefix MILLI- means - correct answer. one
thousandth
.0001 A= how many milliamps - correct answer. 100
1.2 MV= how many volts - correct answer. 1,200,000
30 uA+= how many Amps - correct answer. .00003
How would 13,800 volts be written in metric notation? - correct answer. 13.8 kV
1" conduit costs $800 per 1000 foot bundle. The cost of one 10 foot stick is ____. -
correct answer. 8
How far will the company truck go in 2.75 hours traveling 65 mph? - correct answer.
178.75 miles
Rounded off tot the nearest tenth, 103.49 is ____. - correct answer. 103.5
The outside diameter of a piece of conduit is 3.9375 inches and the inside diameter is
3.375 inches. The wall thickness of the conduit is _____ inches. - correct answer.
.28125
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