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Questions and Answers
What is illuminance a measure of?
What is illuminance a measure of?
- The amount of light that hits and shines onto a surface (correct)
- The amount of light passing through a lightbulb
- The light emitted from a source in a given direction
- The brightness perceived by the eye's retina
What does luminous intensity measure?
What does luminous intensity measure?
- The light emitted from a source in a given direction (correct)
- The amount of light passing through a lightbulb
- The brightness perceived by the eye's retina
- The amount of light that hits and shines onto a surface
What is brightness a perception of?
What is brightness a perception of?
- The subjective perception when lumens fall and reflect in the eye's retina (correct)
- The light emitted from a source in a given direction
- The amount of light passing through a lightbulb
- The amount of light that hits and shines onto a surface
What was the traditional primary source of illumination for buildings?
What was the traditional primary source of illumination for buildings?
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What does illuminance measure in terms of units?
What does illuminance measure in terms of units?
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What is the measure of the amount of light passing through a lightbulb?
What is the measure of the amount of light passing through a lightbulb?
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What does illuminance measure in terms of units?
What does illuminance measure in terms of units?
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What is luminous intensity a measure of?
What is luminous intensity a measure of?
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What is brightness a perception of?
What is brightness a perception of?
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What was the traditional primary source of illumination for buildings?
What was the traditional primary source of illumination for buildings?
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