NALMCO Certified Apprentice Lighting Technician (CALT) Practice Exam

Due to their high light output and compact sizes, HID lamps are ideal for lighting ____ spaces.

1. Small

2. Restricted

3. Large

4. Office

The correct answer is: Large

HID (High-Intensity Discharge) lamps are known for their efficient light output and the ability to produce a significant amount of illumination from a relatively compact size. This makes them particularly suitable for large spaces such as warehouses, sports arenas, and outdoor facilities where high brightness is necessary to cover expansive areas uniformly. The intensity and directionality provided by HID lamps are essential features when it comes to illuminating broader spaces, ensuring that the light can disperse effectively across distances without leaving dark spots. In contrast, while HID lamps can be used in smaller or more restricted areas, they are generally not the preferred choice due to their stronger output, which can be excessive for such environments. Smaller spaces may benefit more from lighting sources designed for lower light levels and better glare control. Likewise, office settings often use different types of lighting that cater to more specific needs for workspace comfort and energy efficiency, which might not align with the characteristics of HID lamps.