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問題一覧
1
A Simple Definition for light is?
Visually perceived radiant energy
2
A ? Starts and regulates power to a fluorescent lamp
Ballast
3
What percentage of daylight should be used to illuminate the of a building?
5*
4
A device that includes a lampholder and the means of electrification and support for that device is know as a ?
Luminaire
5
? Luminaries offer a good compromise between the efficiency of direct lighting and the comfort of a indirect lighting
Direct/ indirect
6
? Lighting levels occur when the lighting system is new
Initial
7
What type of lighting technique is recommended for illuminating stone, brick and other surfaces with interesting texture?
Wall grazing
8
An ? Can automatically set times according to the time of year
Astronomical time switch
9
Layering provides a ? For understanding and achieving composition and aesthetics in lighting design
Framework
10
Large ? Systems have a number of dimmers usually in cabinets which are designed to work together to create scenes of light
Preset Dimming
11
Identify which of the following is an energy code
ASHRAE/ IESNA 90.1*
12
Natural light is generally defined as having a CRI of ?
100*
13
The ? Layer provides the overall lighting in a room or space
Ambient
14
Which light sources would be more efficacious?
Fluorescent and LED
15
? Lighting is generally used to illuminate art, signage, and other interior surfaces and features
Accent
16
A ? Is used for basic disk to dawn control
Photoswitch
17
Light emitted from a metal object heated to the point of incandescence best describes?
Halogen lamp operation
18
What type of fluorescent lamp is represented by the image below
Full size fluorescent lamp
19
What type of incandescent lamp is represented by the image below?
MR16 Lamp
20
What type of fluorescent lamp is represented by the image below
Twin tube compact fluorescent lamp
21
? Is the energy efficiency of a light source and is measured in lumens per watt (1/w)
Efficacy
22
An ? Luminaries are usually selected to covey a sense of drama to the space
Direct
23
A lamp operating at about ? To ? L/W best describes the efficacy of an incandescent (non-halogen) light source
5 / 20
24
? Luminaires tend to create a comfortable light
Indirect
25
? Takes advantage of a lighting systems over design by dimming new lamps by around 20 %
Lumen maintenance control
26
Under which category of luminaire, or light fixture, do pendants fall?
Decorative
27
? Are used to run many time schedules for various lighting systems within a building
Energy Maintenance Systems
28
To calculate the intensity of light falling in a surface 10 ft away you would use the formula ?
Fc = Cd/D2
29
? Involves dimming lights at night
Adaptation compensation
30
Halogen incandescent lamps
Are designed to last longer than standard incandescent lamps