Podcast
Questions and Answers
What color does the lamp give when dimmed?
What color does the lamp give when dimmed?
- Green
- Purple
- Blue
- Yellow-red (correct)
How does lamp efficiency vary with wattage for incandescent lamps?
How does lamp efficiency vary with wattage for incandescent lamps?
- Increases with wattage (correct)
- Is not related to wattage
- Decreases with wattage
- Stays constant with wattage
What is a characteristic of Tungsten-Halogen reflector lamps?
What is a characteristic of Tungsten-Halogen reflector lamps?
- They have a soft glass envelope
- They provide accurate light beam control (correct)
- They are available in absorption coatings
- They are mainly used for exterior applications
Why are interference (Dichroic) filters now available in lamps?
Why are interference (Dichroic) filters now available in lamps?
Which type of lamp is generally made for indoor use?
Which type of lamp is generally made for indoor use?
What is the primary principle behind interference filters used in lamps?
What is the primary principle behind interference filters used in lamps?
What is the main cause of the blackening of incandescent bulbs and eventual filament rupture?
What is the main cause of the blackening of incandescent bulbs and eventual filament rupture?
How does a small change in operating voltage affect the efficiency of an incandescent lamp?
How does a small change in operating voltage affect the efficiency of an incandescent lamp?
What is one of the effects of burning a 120V lamp at 125V?
What is one of the effects of burning a 120V lamp at 125V?
How does bulb temperature affect lumen maintenance in incandescent lamps?
How does bulb temperature affect lumen maintenance in incandescent lamps?
What does the term 'efficacy' refer to in the context of incandescent lamps?
What does the term 'efficacy' refer to in the context of incandescent lamps?
Why are incandescent lamps available in many bulb and base types?
Why are incandescent lamps available in many bulb and base types?
What is the recommended wattage for bulbs with luminous parts to avoid glare?
What is the recommended wattage for bulbs with luminous parts to avoid glare?
Where is the best place to use floor cans for dramatic uplight according to the text?
Where is the best place to use floor cans for dramatic uplight according to the text?
What type of lighting is best suited for small sculptures and flowering arrangements?
What type of lighting is best suited for small sculptures and flowering arrangements?
Which type of lighting is recommended to highlight treasured paintings, prints, or photos?
Which type of lighting is recommended to highlight treasured paintings, prints, or photos?
What effect do open reflector downlights create on the wall according to the text?
What effect do open reflector downlights create on the wall according to the text?
What is the purpose of incandescent wall lighting according to the text?
What is the purpose of incandescent wall lighting according to the text?
What type of light is designed to move right to left or left to right with a special timer?
What type of light is designed to move right to left or left to right with a special timer?
Which type of light produces a throbbing bright light effect, making dancers appear to dance faster than normal speed?
Which type of light produces a throbbing bright light effect, making dancers appear to dance faster than normal speed?
What is the function of a Black Light in the context of lighting effects?
What is the function of a Black Light in the context of lighting effects?
Which type of light is mounted on each wing of a rotating fan, emitting lights of different colors?
Which type of light is mounted on each wing of a rotating fan, emitting lights of different colors?
What produces an effect where the bulb is reflected to a mirror which then reflects it to a one-way mirror?
What produces an effect where the bulb is reflected to a mirror which then reflects it to a one-way mirror?
What type of light is mounted on a wall and mirrored ceiling, filled with neon gas?
What type of light is mounted on a wall and mirrored ceiling, filled with neon gas?
What type of lighting is suitable for living and dining areas, bedrooms, family rooms, and dens?
What type of lighting is suitable for living and dining areas, bedrooms, family rooms, and dens?
Which type of lighting is characterized by providing both upward and downward light on walls and ceilings?
Which type of lighting is characterized by providing both upward and downward light on walls and ceilings?
What type of lighting is ideal for creating a sense of intimacy when used to light draperies, walls, or murals?
What type of lighting is ideal for creating a sense of intimacy when used to light draperies, walls, or murals?
Which lighting type is best for task and general lighting in areas with low ceilings?
Which lighting type is best for task and general lighting in areas with low ceilings?
What type of lighting can be mounted low on the wall to provide task lighting or installed over sliding doors to give general room illumination?
What type of lighting can be mounted low on the wall to provide task lighting or installed over sliding doors to give general room illumination?
Which type of lighting is recommended for a wide spread of diffuse light suitable for task and general lighting?
Which type of lighting is recommended for a wide spread of diffuse light suitable for task and general lighting?
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