For equipment rated 1,200 amperes or more and over 6 ft. wide that contains overcurrent devices, there shall be one entrance to and egress from the required working space not less than __________ wide and 6 ½ ft. high at each end of the working space.

Where a flexible cord is used to supply a room air-conditioner, the length of such cord shall not exceed __________ for a nominal 120 volt rating.

What is the allowable ampacity of each conductor where 3 current-carrying, 250 kcmil, XHHW aluminum conductors are installed in an underground raceway?

Which of the following could be used to measure the secondary current in a neon transformer?

Underground wiring shall not be permitted __________ a permanently installed swimming pool unless necessary to supply pool equipment.

Which of the following cable types is an acceptable substitute for a Type CATVR cable?

Where used outside, aluminum grounding electrode conductors shall not be terminated within ________ of the earth.

In dwelling units, at least one receptacle outlet shall be installed in bathrooms within __________ of the outside edge of the basin.

How many overcurrent devices are allowed to be installed in a panelboard?

Power supply service drops operating at 0 – 750 volts running above and parallel to communications service drops shall have a minimum separation of __________ between the two services at the pole, when the ungrounded conductors are insulated.

Flat-top underfloor raceways over 4 in. but not over 8 in. wide with a minimum spacing of 1 in. between raceways shall be covered with concrete to a depth of not less than ___________.

What is the minimum calculated service load for lighting, including small appliance and laundry circuits, for a 1,875 ft.² dwelling unit?

In panelboards, fuses of any type shall be installed _____________.

NPT-threaded entries into explosionproof equipment shall be made up with at least __________ threads fully engaged.

What is the approximate voltage dropped in a 1-phase circuit, that is 212 ft. in length when 10 AWG copper conductors are used to supply a load with a current draw of 17 amperes?

How many receptacle outlets are required in a dwelling unit hallway that is 22 feet in length?

Metric designator 41 is equivalent to trade size ___________.

Rules which identify actions that are allowed but not required, are normally used to describe options or alternative methods, and are characterized by the use of the terms shall be permitted or shall not be required are referred to as ______________ in the 2017 National Electrical Code.

The insulated conductors of Type TC cable shall be in sizes _______ to 1,000 kcmil copper.

Panels used for fixed outdoor electric snow-melting equipment and employing resistance type heating elements shall not exceed ____________ of heated area.

A 12 volt circuit supplying landscape lighting and utilizing UF cable as the wiring method shall be buried to a depth not less than ___________ when installed in a raceway and under a 4 in. thick concrete exterior slab with no vehicular traffic and the slab extending 8 in. beyond the underground installation.

Which of the following is not required to be marked on controller for air-conditioning and refrigerating equipment?

Motor control circuit devices with screw-type pressure terminals used with 14 AWG or smaller copper conductors shall be torqued to a minimum of __________ unless identified for a different torque value.

Mobile home service equipment shall be located in sight from and not more than ___________ from the exterior wall of the mobile home it serves.

Fixed electric space heating shall be calculated at __________ of the total connected load when calculating feeder or service loads.