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Questions and Answers
What does the term 'candela' measure?
What does the term 'candela' measure?
- The intensity of light that falls on a surfaces in a one-foot radius from the light source
- The strength of the light emission source in a specific direction (correct)
- The amount of illumination produced by a lamp
- The amount of electricity consumed by a lamp
In what unit is the wattage of a lamp measured?
In what unit is the wattage of a lamp measured?
- Foot candles (fc)
- Watts (W) (correct)
- Lumens
- Candela (cd)
What is the purpose of measuring foot candles (lux)?
What is the purpose of measuring foot candles (lux)?
- To measure the strength of the light emission source in a specific direction
- To measure the intensity of light that falls on a surfaces in a one-foot radius from the light source (correct)
- To measure the amount of illumination produced by a lamp
- To measure the amount of electricity consumed by a lamp
How is light output typically measured?
How is light output typically measured?
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What is the significance of measuring foot candles (lux) in the context of lighting?
What is the significance of measuring foot candles (lux) in the context of lighting?
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How does the wattage of a lamp relate to its electricity consumption?
How does the wattage of a lamp relate to its electricity consumption?
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Explain the difference between candlepower measurement (candela) and light output (lumens).
Explain the difference between candlepower measurement (candela) and light output (lumens).
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In what unit is the light output typically measured, and why is it important to consider in lighting applications?
In what unit is the light output typically measured, and why is it important to consider in lighting applications?
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