Questions and CORRECT Answers
Question
Which one of is a fluorescent surface-mounted fixture with a prismatic lens?
Answers:
• Shower Light
• Universal
• Wraparound
• Strip Light - Correct Answer- 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 - Correct Answer- 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 - Correct Answer- 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 - Correct Answer- 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 - Correct Answer- 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 - Correct Answer- 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 - Correct Answer- Answer
Light output is affected by line voltage
Question
Unit of electrical pressure?
Answers:
• Watt
• Volt
• Amp
• Lumen - Correct Answer- 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 - Correct Answer- 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 - Correct Answer- 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 - Correct Answer- 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