This is the main disadvantage of LED lights
High initial cost
This wire MUST be connected to the screw shell of an incandescent lamp holder
What is the Identified conductor/neutral
This is the common height range of a Traffic Light Standard
What is 6 to 9 Meters
This type of switch is commonly used with extra-low voltage lighting controls
What is a momentary contact switch
A Potlight is a term commonly associated with this specific type of luminaire?
What is a recessed luminaire
This is another term for the "colour temperature" of a light source
What is Chromaticity
Light enters the eye through this transparent membrane
What is the cornea
Isolated Ground Receptacles can be identified by what?
Green Dot
This is the rated life expectancy of a standard LED luminaire in hours
What is 50000
Gas is used to limit this action inside a Tungsten-filament lamp
What is evaporation of the filament
These are the three common types of lighting standard foundations
What are Poured in Place, Pre-cast and dig, and metal screw post
This style of general use switch is most commonly used in residential applications
What is Decora style
This rating is required to be present on a recessed luminaire that is to be installed in contact with insulation
What is "Type IC"
This is a measurement of a light source's ability to portray the colour appearance of an object accurately
What is the colour rendering index
This acts as a diaphragm to expand and contract the pupil
What is the Iris
A receptacle with a CSA designation of L730R has which ratings?
Locking Receptacle, 277V, 30A
Besides initial cost, these 2 things are also considered disadvantages of LED luminaires
What is heat sensitivity, and very directional light casting characteristics (this means you need reflectors and lenses)
This is the expected life in hours of a Tungsten-Halogen Lamp
What is 2500 hrs
This is one of the main purposes of roadway light standards
What is improving driver attention/awareness
This type of relay is commonly used for extra low voltage lighting control
What is a latching relay
This is the max current rating for overcurrent protection of a 347V electric discharge lighting circuit in an office building
What is 20A
A "colour temperature" of 5000K would be which type of light source?
What is sunlight at noon
This contains 2 specials optic nerves, the rods and cones
What is the retina
You require a _______ switch to turn on and off a 240V single phase load so that all live conductors are dead when the switch is open.
DPST
This is the average efficacy range of a standard white LED luminaire
What is 75 to 150 lumens/watts
This would be the Letter and Number designation for an incandescent lamp that has a diameter of 3.75" and is a Parabolic shape
PAR 30
This type of material is commonly used to make driveway light standards
What is extruded plastic
This is the designation of a swich required to turn on and off a single phase 240V lighting circuit
What is a Double Pole, Single Throw (DPST) switch
This distance is the minimum that must be maintained between a Type "Non-IC" recessed luminaire and thermal insulation
What is 76mm (30-904)
The Luminous flux density value of a light source that has an output of 60 Candela and is located 5 meters above the work surface is?
What is 2.4 Lx (Lux)
This colour range within the colour spectrum is most visible to the human eye
What is yellow to green
What type of switch is this (use the pole/throw designation)

DPDT
This is what LEDs are usually made of
What is Gallium arsenic phosphate or gallium phosphate
These 2 types of gases are commonly used in a standard incandescent lamps of 40W or more
What are argon and nitrogen
This can commonly be found at the base of stadium light standards
What is a lighting panel
This ampacity rating is required for a general purpose contactor used to switch a 20A electric-disharge lighting load
What is 40 amp
This is the maximum overcurrent protection value in amps for a branch circuit feeding a row of wall-pack light fixtures (permanent outdoor fixtures)
What is 30A (30-1120) (1)
The Luminous flux density value of a light source that has an output of 80 Candela and is located 4 meters above the horizontal plane work surface at an angle of 45 degrees is?
3.535 Lx
This is the range of visible light in nanometers
What is 380 to 760 nanometers
There must be enough kitchen counter receptacles so that no point is ______mm from a receptacle?
Answer must include the distance in mm AND the CEC rule
900m