Engineering, 27.01.2021 20:40 boonkgang6821
Briefly describe the two types of visual acuity.
a. What color combinations are used for regulatory signs (e. g., speed limit signs) and general warning signs (e. g., advance railroad crossing signs)?
b. Why are these combinations used?
Answers: 3
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Briefly describe the two types of visual acuity.
a. What color combinations are used for regulatory...
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