Exam 12: General Provisions

Receptacles, connectors, and attachment plugs for showcases must be of a listed grounding type, rated ____.

The ____ for the controlled lighting circuit shall be provided at the location where switches control lighting loads that are supplied by a grounded general-purpose branch circuit.

Where appliances are unlikely to be used simultaneously, each ____ or fraction thereof (of separate and continuous length) shall be considered one outlet of not less than 180 volt-amperes.

For circuits supplying loads consisting of motor-operated utilization equipment (fastened in place with a motor larger than 1.8 hp) in combination with other loads, the total calculated load must be based on ____% of the largest motor load plus the sum of the other loads.

The disconnecting means for a sign in a commercial or industrial building must be ____ or outline lighting system that it controls.

Individual moveable showcases can be connected by ____.

Wall switch-controlled lighting outlets are not required in commercial occupancies, except for ____ containing equipment that requires servicing.

Where a branch circuit supplies continuous loads or any combination of continuous and noncontinuous loads, the minimum branch-circuit conductor size shall have an allowable ampacity not less than the noncontinuous load plus ____ of the continuous load.

In cord-connected showcases, the secondary circuit(s) of each electric-discharge lighting ballast is (are) ____.

Sign and outline lighting outlets must be calculated at a minimum of ____ per required branch circuit.

Receptacles are calculated at ____ per strap.

Heavy-duty lighting track is identified for use exceeding ____ amperes.

The supply circuit's calculated load for lighting units that have ballasts or transformers is based on the ____, not on the lamps' total wattage.

A 3-phase, 4-wire, wye-connected power system supplying nonlinear loads may necessitate a design allowing for the possibility of ____ on the neutral conductor.

Show-window branch-circuit loads must be calculated either by (a) the unit load per outlet as required by other provisions of 220.14 or (b) at ____ volt-amperes per linear foot.

GFCI protection for personnel is required in bathroom receptacles that are ____.

____ receptacles are permitted on a 15-ampere overcurrent protective device.

One of two methods for calculating show window branch-circuit loads is to multiply each receptacle by ____ volt-amperes.

The minimum number of branch circuits is determined from ____ load and the size (or rating) of the circuits used.

A recessed luminaire not identified for contact with insulation shall have all recessed parts spaced at least ____ from combustible materials.