Copper conductors used for lighting circuits in traveling cables for elevators shall be permitted to be run in parallel in sizes ________ or larger.

An office building is supplied by 500 kcmil copper ungrounded service entrance conductors. What minimum size copper grounding electrode conductor is required for the connection to the building steel?

Outdoor antenna conductors shall not be smaller than ________ copper where the maximum open span length is 45 ft.

What is the maximum number of 6 AWG, THWN conductors allowed in a run of 1 ¼ in. schedule 40 PVC conduit if the raceway is 24 in. or less in length?

The minimum width of working space required in front of electrical equipment shall be _________________.

What is the current draw of a 3-phase, 480 volt circuit with a connected load of 35.45 kW and a power factor of .95?

The required emergency disconnecting means for dispensers at an unattended self-service motor fuel dispensing facility shall be located more than ____________ from the dispensers.

On a 4-wire, delta-connected system where the midpoint of one phase winding is grounded, the conductor with the higher phase voltage to ground shall be marked by an outer finish that is __________ in color or by other effective means.

What minimum size THW copper conductors are required to supply a 3-phase, 20 hp, 208 volt motor?

Thread-forming machine screws used for connecting grounding electrode conductors to equipment must engage not less than ___________ threads.

When electrical equipment rated over 600 volts is required to be installed in a vault, the walls and roof shall have a minimum fire rating of _____________.

Live parts operating at 50 – 600 volts are considered guarded against accidental contact if they are elevated at least ____________ above the floor or working surface.

Each flat cable assembly dead end shall be terminated in a(n) _______________ identified for the use.

Which of the following statements regarding generators is/are true?
I. Nameplates for portable generators rated less than 15 kW shall give the power factor and the insulation system class.
II. Marking shall be provided on each generator to indicate whether or not the generator neutral is bonded to the frame.

A 1 ¼ in. flexible metal conduit that is 17 in. in length contains 7 – 10 AWG, THWN conductors. How many 4 AWG, XHHW conductors can be added?

Plug fuses of the Edison-base type shall be classified at not over 125 volts and ___________ and below.

What is the full-load current of a 3-phase, 460 volt, 150 hp motor?

Noncombustible surfaces that are broken or incomplete around boxes employing a flush-type cover or faceplate shall be repaired so there will be no gaps or open spaces greater than _________ at the edge of the box.

Receptacle outlets located more than ________ above the countertop in a dwelling unit kitchen cannot be counted as part of the outlets required to serve the countertop.

Mobile home park electrical wiring systems shall be calculated at ______________ for each mobile home lot or the calculated load for the largest mobile home that each lot will accept.

Individual branch circuits using Type FCC cable shall have ratings not exceeding __________.

Supports for concealed knob-and-tube wiring shall be installed within _________ of each splice.

A motor with a code letter C would indicate motor input of ___________ per horsepower under locked rotor conditions.

Which one of the following wiring methods is allowed for use in a duct used to transport dust?

Where separate electrodes are used, a bonding jumper not smaller than ________ shall be connected between the communications grounding electrode and power grounding electrode system.