Wave length for red colour is around
A. 400 nm.
B. 500 nm.
C. 600 nm.
D. 700 nm.
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Answer: D
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Wave length for red colour is around
A. 400 nm.
B. 500 nm.
C. 600 nm.
D. 700 nm.
Answer: D
Share your understanding of this question with the correct explanation.