Building Utilities 3 Reviewer Flashcards

Flashcards for Building Utilities 3 Reviewer

Lumen

Unit of luminous flux

CRI

Stands for Color Rendering Index in lighting

LED

Lamp type known for high efficiency and long life

Carpet

A sound-absorbing material

Task lighting

Illumination for specific tasks

343 m/s

Approximate speed of sound in air

Luminance

Lighting term referring to perceived brightness

Concrete

Material that best reflects sound

Accent lighting

Lighting best used in galleries or exhibits

Reverberation

Sound reflection over time

Lux

Used to measure Illuminance

Residential ceilings

Most likely setting for a downlight

LED

Stands for Light Emitting Diode

Well-insulated music room

Designed to prevent sound leakage

Ballast

Type of starter used in Fluorescent lights

Daylight

Not a type of artificial light

Noise Reduction Coefficient

NRC rating in acoustics

Absorb sound

Purpose of an acoustic panel

Beside or above the shoulder

Best location for reading lamps

Lighting layout plan

Shows fixture locations and circuits

100

CRI value of daylight

Dense insulation

Material that best prevents sound from traveling through a wall

Glare

Lighting condition that causes discomfort or strain

Decibel

Unit for measuring sound

Fabric panels

Can help reduce noise in an office

Task lighting

Lighting enhances safety in stairways

Control light brightness

Role of a dimmer switch

Flutter echo

Sound bouncing between parallel walls

2700K

Color temperature best for relaxing environments

Sound diffusers

Acoustic design element common in music studios

Lumen

Unit of luminous flux

LED

Lamp with the longest life span and is energy efficient

CRI

Stands for Color Rendering Index in lighting design

Fabric panel

A sound-absorbing material

To illuminate work areas

Purpose of task lighting

Ballast

Regulates current in a fluorescent lamp

Luminance

Brightness perceived by the human eye

Cold light

Type of light emitted by LED lamps

Accent

Lighting system best suited for highlighting artworks

Decibel

Measurement unit used for sound intensity

Ceiling-mounted fixtures

Considered ambient lighting

Acoustic foam

Material helps reduce sound reverberation in a theater

343 m/s

Approximate speed of sound in air

Incandescent

Lamp has the highest energy consumption

Lux meter

Measures Illuminance

Reflection

Refers to sound bouncing off surfaces

Halogen

Lamp is best for color rendering

Sound masking

Adding ambient sound to reduce distractions

Sound control

Not a purpose of architectural lighting

2700K

Color temperature gives a “warm” appearance

Art gallery

Space needs the highest CRI lighting

Dimmer switch

A lighting control device

Control sound behavior

Acoustic treatment in rooms aims to:

Task

Lighting is placed under cabinets

LED

Fixture uses the least energy

Glare

A well-lit area should minimize:

Soften light

Function of a diffuser in lighting

Thermostat

Not a light source

0.6 to 1.2 seconds

Reverberation time ideal for a classroom

Surface-mounted

Lighting fixture is installed flush to the ceiling

Basic function of a lighting layout plan

Placement and circuiting of fixtures

Sound privacy

Common issue with open offices related to acoustics

Kelvin

Measures Color temperature

Study

Room would benefit most from directional task lighting

Acoustic shadow

Area where sound does not reach

Diffuser

Acoustic treatment uses diffraction to spread sound

Photocell sensor

Lighting control system adjusts to daylight automatically

Double-skin façade

Sound barrier with air gap

LEED certification lighting element contributes to energy efficiency

Daylight-responsive controls

RT60

How quickly sound fades in a space

Candela

A unit of light intensity

Incandescent

Light source from heated filament