Exam (elaborations)
AE 311 Exam 2 Questions And Answers Latest Update
- Course
- AE 311
- Institution
- Iowa State University
AE 311 Exam 2 Questions And Answers Latest Update
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Solution 2024/2025Pepper
AE 311 Exam 2 Questions And Answers Latest
Update
Housing ANS✔✔ The outer enclosure of a luminaire.
Functions as the mounting platform for the rest of the luminaire
components and as a radiator dissipating the heat produced inside of the
luminaire.
Socket ANS✔✔ The part of the luminaire that provides an electrical
connection for the lamp and holds the lamp in the proper position within the
luminaire.
Reflectors ANS✔✔ The part of the luminaire that partially encloses the
lamps and redirects some of their light.
The reflector also shields the lamp to prevent glare.
Polished metal reflectors (aluminum) are referred to as clear, because they
don't change the color of the light.
Aperture ANS✔✔ The opening of the luminaire through which light exits.
Flange ANS✔✔ A ring at the bottom of the reflector that hides the gap
between the ceiling material and the reflector.
Self-flanged ANS✔✔ A flange that is the same color as the reflector.
, Solution 2024/2025
Pepper
Baffle ANS✔✔ A vertical blade at the aperture of the luminaire used to block
light at high angles and to prevent glare.
Downlight ANS✔✔ A luminaire in which light is directed downward. They
always have a direct distribution pattern.
Recessed Adjustable or Accent ANS✔✔ A variation on a downlight lamp that
uses a directional lamp or a lamp set with an adjustable reflector on a
pivoting arm. The arm can pivot so that the center of the lamp beam exits
at up to 45 degrees and rotates up to 358 degrees.
Wall Washer ANS✔✔ A luminaire designed to illuminate a wall. The angle
and direction of the light is fixed, but it is directed at a wall.
Wall Grazer ANS✔✔ A luminaire set at the top of a wall that directs light
down the face of the wall at a vertical angle to illuminate the wall.
Used to exaggerate texture of a wall material by creating high contrasts
between highlights or shadows.
Used to illuminate a reflective surface such as polished stone because the
flat angle of incidence minimizes reflection towards the viewer.
Track ANS✔✔ A straight metal channel with internal wiring. Considered the
most flexible lighting system.
Cove lighting ANS✔✔ A technique in which a luminaire is set on a shelf
below the ceiling. Light from the luminaire is reflected off of the ceiling and
into the space below.
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