Track lighting is just another form of general lighting:

In a commercial building, a loading factor of 150 VA for each ___ of lighting track must be added to the calculations for branch circuit, feeder, and service-entrance calculations:

Lighting track in residential installations shall not be installed through walls or partitions

Lighting track in residential installations shall not be installed less than ___ above finished floor unless protected against physical damage

In living room a receptacle shall be installed in any wall space ____ or more in width,

Dimmers that install in flush device boxes are intended to control only permanently installed incandescent lighting unless listed for other applications:

Dimmer wiring devices (receptacles and switches) and fan speed controls are physically larger than typical wiring devices

Electronic dimmers for use only to control incandescent lamps are marked with a wattage rating.

Incandescent lamps and fluorescent lamps may be controlled simultaneously with a single
dimmer control.

Lighting track in residential installations shall be cut to length in the field unless permitted by the manufacturer.