Direct lighting systems:
a. Have a higher initial cost than indirect lighting
b. Have greater glare control
c. Are more energy efficient than indirect lighting
d. Produce shadow free light
e. Blend with the environment
Answer: C
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Power Engineering Chapter 110
- An advantage of low voltage switching is
- When designing a lighting system which of the following should be considered?
- A luminaire is a
- One of the main types of illumination is:
- Ambient lighting can be improved by using two types of lighting:
- The type of luminaire used in industrial warehouses and storage areas is the:
- When control for multiple locations is required:
- Occupancy sensors:
- Most dimmer switches sold today:
- In a "direct" lighting systems all or most of the luminous intensity is:
- In large buildings approximately what percentage of the electrical load is lighting?
- Occupancy sensors typically use _________ for activation.
- The NFPA Life Safety Code requires that emergency lighting be provided for means of exit in: