________ is a form of collusion where contractors coordinate their bids to fix the award outcome of a project.

Generally, the most accurate method of estimating is the ________.

Which of the following should not be included in a contractor’s daily log?

The North Carolina Board of Examiners of Electrical Contractors shall hold regular meetings ___________.

Service disconnecting means for each service shall consist of not more than __________ switches or sets of circuit breakers.

The walls, roofs, and floors of transformer vaults shall be constructed of materials with a minimum fire resistance rating of ___________.

Which of the following statements regarding fire alarm systems is/are true?
I. The accessible portion of abandoned fire alarm cables shall be removed.
II. Power limited fire alarm circuit conductors shall not be attached to any conduit for support.

What minimum size THW copper conductors are required to supply a 1-phase, 5 hp, 230 volt motor?

In no case shall the point of attachment for overhead service conductors be less than ________ above finished grade.

Flanges surface inlets shall be installed so that the prongs, blades, or pins are __________ unless an energized cord connector is inserted into it.

Portable electric signs, installed in wet locations, shall be provided with GFCI protection that is an integral part of the attachment plug or located in the power supply cord within ________ of the attachment plug.

The frame of a portable generator shall not be required to be connected to a grounding electrode if ____________.
I. The generator supplies only equipment mounted on the generator, cord-and-plug connected equipment through receptacles mounted on the generator, or both.
II. The normally non-current carrying metal parts of equipment and the equipment grounding terminals of the receptacles are connected to the generator frame.

What is the minimum total calculated branch circuit load for 2 show windows that are 20 ft. in length?

Solar photovoltaic system dc circuits on or in one and two family dwellings shall be permitted to have a maximum voltage of __________.

The total rating of utilization equipment fastened in place, other than luminaires, shall not exceed _______ of the branch-circuit ampere where lighting units, cord-and-plug connected utilization equipment not fastened in place, or both, are also supplied.

What is the approximate thickness of the insulation of a 10 AWG type SJ flexible cable?

Which of the following flexible cables is allowed for use in a wet location?

Communications cables shall have a vertical clearance of not less than ___________ from all points of roofs above which they pass.

In indoor wet locations, the entire wiring system, where installed exposed, including all boxes, fittings, raceways, and cable used therewith, shall be mounted so that there is at least a _________ airspace between it and the wall or supporting surface.

For a wye-start, delta-run connected hermetic refrigerant motor-compressor, the selection of branch-circuit conductors between the controller and the motor-compressor shall be permitted to be based on ________ of either the motor-compressor rated-load current or the branch-circuit selection current, whichever is greater.

Service heads on raceways or service-entrance cables and goosenecks in service-entrance cables shall be located ____________ the point of attachment of the service-drop or overhead service conductors to the building.

Where a motor control center operates at a nominal voltage to ground of 277 volts, the depth of the working space in the direction of live parts shall not be less than _______________ if there are no live or grounded parts on the other side of the working space.

What is the maximum number of 3/0 AWG, THWN conductors allowed in a 2 in. electrical metallic tubing that is over 24 in. long?

A complete record of all fire alarm system testing shall be kept ____________.

Heat-sensing fire detectors with a red ring on the surface of the detector have a ________ temperature classification.