When a yellow card is observed through a blue glass, the card would appear? (a)...

When a yellow card is observed through a blue glass, the card would appear?
(a) black (b) green (c) red (d) white?

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Answers (2)

Annie_Moon
6 months ago
(d) white
raphaelikem
6 months ago
A blue filter blocks red and green. Yellow light is composed of red and green light, so the card would appear black.
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