Podcast
Questions and Answers
What is the primary advantage of compact fluorescent lamps over tungsten filament lamps?
What is the primary advantage of compact fluorescent lamps over tungsten filament lamps?
- They use approximately ¼ the power of tungsten filament lamps. (correct)
- They have a longer lifespan.
- They produce a higher light output.
- They are more resistant to temperature changes.
Which type of lamp is commonly used for floodlighting and studio lighting?
Which type of lamp is commonly used for floodlighting and studio lighting?
- Mercury Halide Lamp (correct)
- Fluorescent Lamp
- High Pressure Mercury Lamp
- Compact Fluorescent Lamp
What is the primary disadvantage of fluorescent lamps?
What is the primary disadvantage of fluorescent lamps?
- They have a short lifespan.
- They are not dimmable.
- They are sensitive to temperature changes. (correct)
- They have a low luminous efficacy.
Which type of lamp does not require a gear controller and has immediate light output?
Which type of lamp does not require a gear controller and has immediate light output?
What is the primary advantage of high pressure mercury lamps?
What is the primary advantage of high pressure mercury lamps?
Which type of lamp is known for its high luminous efficacy and good color rendering?
Which type of lamp is known for its high luminous efficacy and good color rendering?
What is the unit of measurement that quantifies the amount of visible light emitted by a source?
What is the unit of measurement that quantifies the amount of visible light emitted by a source?
What is a disadvantage of daylight as a light source?
What is a disadvantage of daylight as a light source?
What is luminous efficacy a measure of?
What is luminous efficacy a measure of?
What is a factor to consider when comparing light sources?
What is a factor to consider when comparing light sources?
What is an advantage of electric light sources?
What is an advantage of electric light sources?
What is color rendering a description of?
What is color rendering a description of?
What factor should be considered in lamp selection regarding the degree and accuracy of light required for the task?
What factor should be considered in lamp selection regarding the degree and accuracy of light required for the task?
Which type of luminaires direct most of the light upwards towards the ceiling or upper walls for reflection?
Which type of luminaires direct most of the light upwards towards the ceiling or upper walls for reflection?
What function do luminaires play in reducing glare from the light source?
What function do luminaires play in reducing glare from the light source?
When should stroboscopic effects be avoided according to the workplace environment?
When should stroboscopic effects be avoided according to the workplace environment?
Which of the following is NOT a type of luminaire classified based on the supporting surface material design?
Which of the following is NOT a type of luminaire classified based on the supporting surface material design?
What should be avoided in lamp selection if luminaries are challenging to access?
What should be avoided in lamp selection if luminaries are challenging to access?
