A supervisor is sitting at her desk illuminated by a 180


A supervisor is sitting at her desk illuminated by a 180 candela source 3 feet above it. She is writing with green ink (reflectance=30%) on a yellow note pad (reflectance=60%). What is theillumination on the note pad?

Is that sufficient?

If not, what amount of illumination is need?

Whatis the contrast of the writing task? What is the luminance of the notepad

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Civil Engineering: A supervisor is sitting at her desk illuminated by a 180
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