complete solution
Question
Which one of is a fluorescent surface-mounted fixture with a prismatic lens?
Answers:
• Shower Light
• Universal
• Wraparound
• Strip Light
Answer
Wraparound
Question
Which statement is FALSE with respect to a 60A19W lamp?
Answers:
• 60 describes the output
• A describes the shape
• 19 describes the diameter in 1/8's of an inch
• W describes the coating or finish of the bulb
Answer
60 describes the output
Question
Which of these is NOT a key benefit of using downlights?
Answers:
• Integrating lighting into the architecture
• Flexibility to provide different lighting functions
• Flexibility to relocate lighting equipment
• Inconspicuous lighting equipment
Answer
Flexibility to relocate lighting equipment
Question
Which of the following does NOT contribute to voltage drop in a low voltage
system?
Answers:
• Transformer Capacity
• The length of the cable
• Total wattage of lighting elements
• The diameter of the conductors
Answer
Transformer capacity
,Question
Which statement is FALSE with respect to compact fluorescent lamps?
Answers:
• Most CFL's produce a diffused quality of light
• 2-pin CFL's can be dimmed
• 4-pin CFL's can be dimmed
• Most integrated CFL's cannot be dimmed
Answer
2-pin CFL's can be dimmed
Question
Which of these statements is FALSE with respect to downlights?
Answers:
• An IC housing may be buried in thermal insulation
• All dowlights must be thermally protected
• Splices must be accessible
• A downlight must be 3" away from combustible material
Answer
A downlight must be 3" away from combustible material
Question
Which statement is FALSE with respect to linear fluorescent lamps?
Answers:
• Light output is affected by ambient temperature
• Light output is affected by line voltage
• Light output is affected by dimming
• Light output is affected by the age of the lamp
Answer
Light output is affected by line voltage
Question
Unit of electrical pressure?
Answers:
• Watt
• Volt
• Amp
• Lumen
Answer
Volt
Question
Which statement is FALSE with respect to linear fluorescent lamps?
Answers:
• A ballast is required for starting and proper operation
• Phosphor coating determines lamp color
, • Gas fill determines lamp color
• Light output is roughly proportional to the length of the tube
Answer
Gas fill determines lamp color
Question
Which of these metal forming processes an produce the most intricate details in a
part:?
Answers:
• Casting
• Spinning
• Extrusion
• Forging
Answer
Casting
Question
A 100A19 lamp has a rated output of 1750 lumens and life of 750 hours. Its
efficiency is?
Answers:
• 1750 Lumens
• 1750 LPW
• 17.5 LPW
• 17.5 LPH
Answer
17.5 LPW
Question
Which of these statements is FALSE with respect to architectural details?
Answers:
• A soffit is a dropped area in the ceiling
• Rise and Run refer to the slope of the ceiling
• Plenum refers to an attic area
• Joists and studs refer to framing members
Answer
Plenum refers to an attic area
Question
To see as well as a person of age 25, a person of age 55 would typically need?
Answers:
• 25% more light
• 50% more light
• 100% more light
• 200% more light