answer stringlengths 1 239 ⌀ | question stringlengths 1 25.7k |
|---|---|
positive | What kind of effects can proper lighting have on a persons psychologically? |
energy consumption | What does using natural illumination instead of artificial lighting help with? |
Lighting or illumination | What is the used to achieve a practical effect? |
light fixtures | What type of fixtures do you use for indoor lighting? |
Indoor lighting | What is considered a key part of interior design? |
lighting | What can be a intrinsic component of landscaping? |
light fixtures | What type of fixtures are used typically used for indoor lighting? |
lighting | What can be used as a intrinsic component of landscape projects? |
1939 | When was fluorescent lighting first available? |
Recessed lighting | What type of lighting can be mounted in the ceiling to appear flush? |
400,000 BCE | Peking man kindled fire as early as? |
birds and fish | Which type of oily animals where also used as lamps after being threaded with wick? |
campfires or torches | What is considered the earliest form of artificial lighting? |
15,000 years | The hollow worked stones lamps found in Lascaux caves date back how far? |
incandescent light | What type of lighting was powered by electricity? |
early 1800s | When did gas powered street lights became economically available. |
urban crime. | Street lights help reduce? |
Lighting fixtures | What can come in a wide variety of styles for various functions? |
visual glare | Functioning as holder a light fixture can provide directed light and avoid? |
lumen per watt | Luminous efficacy is measure in what unit? |
6400 | How many Kelvins is daylight measured at? |
incandescent bulb | What has a color temperature around 2800 to 3000 Kelvin? |
blue-white | It can be said that lights with a high color temperature have more energy in what color spectrum? |
Lower color temperature | A lamp with more energy in the yellow and red spectrum are known to be? |
light produced by the fixture. | A light is classified by intended purpose, what mainly changes its classification? |
Lightolier | Who invented track lighting? |
master transformer | What feeds all the fixtures in low voltage tracks instead of each light having a line-to-low voltage transformer. |
cable lighting | What type of lighting uses lights that are hung or clipped to bare metal cables? |
12 or 24 volts | How many volts does a track lighting system usually use? |
torchiere | What is a uplight used for ambient lighting? |
table lamp | What is one type of fixture commonly found in offices? |
task lighting | Magnifier lamps are considered what type of lighting? |
dark nightclub | When would neon lighting be considered general lighting? |
illuminated ceiling | What uses diffuser panels below fluorescent lights? |
accent lighting | Normally neon lighting is considered what type of lighting? |
small lights | What do steps in move theater aisles have for safety markings? |
LED based versions | What are the low wattage lamps being replaced with in movie theaters? |
translucent tube | What kind of tube are the movie theaters lights enclosed in? |
Street Lights | What is used to light walkways at night? |
photovoltaic luminaires | What kind of lights are being designed for energy efficiency? |
Floodlights | What kind of light is used to illuminate outdoor playing fields at night? |
security lighting | Extremely bright lights used to deter crime are called? |
Entry lights | What type of light would be used illuminate the entrance to a property? |
red | What color are tail lights? |
white or selective yellow | What color are headlamps on a vehicle? |
late 1950s | When did automakers start using electroluminescent technology to backlight gauges? |
White | What color are reversing indicator lamps? |
turn signals | What indicates that a driver is intending to change position? |
light bulbs | What is the removable and replaceable part of a light fixture? |
electrical energy | What does a light bulb convert into electromagnetic radiation? |
60 w | Huge much light does a 13 W compact fluorescent lamp produce equivalent to a incandescent light bulb. |
800 lumens | How many lemuns does a 15 watt fluorescent lamp produce? |
architectural lighting design | What is designing as it applies to built environments? |
kno | Would you consider aesthetic elements alone in architectural lighting design? |
Radiance | What is the name of the software sometimes used to help calculate lighting needs in a built environment? |
tabular | Hand-calculations are based off of what type of data? |
Daylight factor calculation. | What type of factor calculation can be used to find out how much daylight is received in a internal space. |
dark paint | What type of paint tends to absorb light? |
light paint | What kind of paint makes a room a room look larger and brighter? |
Photometric studies | What type of study is used to simulate lighting designs? |
lighting cues | What is prepared prior to the performance for the lighting operator? |
stage lighting | Motion pictures employee the similar lighting techniques as which other form of lighting? |
candela (cd) | What is the basic SI unit of measurement? |
cd/m2 | What is the SI unit for lumiance? |
stilb | What is the CGS unit of lumiance? |
lumen (lm) | What is the amount of useful light emitted from a luminous flux measured in? |
luminosity function | What is a standardized model of human visual brightness? |
Lux | What is the SI unit of illuminace and luminous emittance? |
Unified Glare Rating | What does UGR stand for? |
correlated color temperature | What does CCT stand for? |
color rendering index | What does CRI stand for? |
CRI | What metric indicates a lights ability to make object appear natural? |
CCT | What metric indicates "warmth" or "coolness"? |
gamut area index | What does GAI stand for? |
GAI | The relative separating of object colors illuminated by a light source is known as? |
ano | Would a lower GAI mean higher apparent saturation or vividness of object colors? |
light dosimeters | What is typically used to measure light? |
Daysimeter | What measures the amount of light entering the eye? |
circadian light meter | A Daysimeter what type of personal meter? |
30 | How many days can the Daysimeter gather for analysis? |
short-wavelength light | What type of light stimulates the circadian system? |
Specification of illumination requirements | What is a basic concept of deciding how much illumination is required for a given task? |
Lighting control | What can help reduce energy and usage cost by providing light only when or where it is needed? |
wireless mesh open standards | What type of standard do newer control systems use? |
ZigBee | What is the name of one type of control system used? |
no | Does a wireless mesh open standard make installation harder? |
Occupancy sensors | What sensor controls light with motion sensors? |
changes in heat | What does a passive infrared sensor react to? |
Ultrasonic sensors | What type of sensor transmits sound above the range of human hearing? |
no | Would you want to use passive infrared sensor in a area requiring 360-degree coverage? |
Daylighting | What is the oldest method of interior lighting? |
not | Daylighting has been proven to have negative effects on people? |
LEDs | What is a form of solid state lighting? |
nonimaging optics | What is the best way to control light emissions of LEDs? |
higher lighting levels | What can cause health effects such headache frequency? |
Alzheimer's Disease | Maximizing the right amount of light at the appropriate time for elderly may help systems of what? |
24 | The human circadian system is entrained to how many hours light-dark pattern? |
disrupt the natural circadian cycle | What happens to the natural carcidan cycle when light-dark patterns are disrupted? |
Robert Ulrich | Who documented 23 surgical patients assigned rooms looking out on a natural scene? |
no | Did the patients with natural scenes have longer postoperative hospital stays? |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.