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The correct sequence of colours in a rainbow (top to bottom of the bow) is:
Answer & Solution
Correct answer: B.
1. A rainbow bows display red on the outer (top) edge and violet on the inner (bottom).
2. Going from top to bottom: red, orange, yellow, green, blue, indigo, violet.
3. The acronym ROYGBIV captures the top-to-bottom order in a primary rainbow.
_Source: NCERT Class 10 Science, Ch 10 "The Human Eye and the Colourful World", §10.4_
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