Illustrate the following (answers found iint pace 263 of Building Construction):
1. Valance lighting
2. Cove Lighting
3. Cornice Lighting
2.
Other name for lighting fixtures
3.
90% to 100% of the light output is directed towards the ceiling.
4.
60% to 90% of the light output is directed upwards; 40% to 10% downwards.
5.
Provides approximately equal distribution of light upwards and downwards
6.
60-90% of light downwards; 40-10% upwards
7.
90-100% of the light output is directed downwards.
8.
Pools of light mingled with areas of shadows. Opposite of uniform illumination. Employs lamps at definite points where light is specially needed.
9.
Strives for uniform intensity of light over an entire area.
10.
Combined local and general lighting
11.
Effect of brightness in the field of vision which causes annoyance or discomfort
12.
Loss of light when light rays strike or traverses any medium.
13.
Passage of light through a medium when light falls upon transparent material.
14.
Directional lighting to emphasize a space or an object
15.
Beam of light is reflected diffusely, where the ray is scatter in all directions after striking a rough or matte surface.
16.
A term applied to a can type of receessed incandescent downlight.
17.
Recessed or semi recessed lighting unit with a rotating spherical element.
18.
Tubular fluorescent lamp with a disc base at each end
19.
False ceiling of diffusing material with light sources mounted above
20.
Beam of light is specularly reflected when a light ray striking a shiny or glossy surface at an angle of incidence is reflected as the same beam with equal angle of reflection.
21.
Electric component which consists of conducting plates insulated from each other by a layer of dielectric material.
22.
Quantitative measure of the electric energy storage capability of a capacitor