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30 March, 11:20

What colour light would be seen emerging from a cyan filter if a yellow light is shone into it. Explain thoroughly.

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  1. 30 March, 12:47
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    Blue

    Explanation:

    Magenta absorbs its complementary color - green. Thus, green is subtracted from cyan light. That leaves blue light to be transmitted by the filter. For this reason, the filter will appear blue when illuminated with cyan light.
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