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CDS I 2021
Question #431
Biotechnology & Genetics
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How many internal reflections of light take place in the formation of primary rainbow?
A
0
B
1
C
2
D
More than 2
Pick an option above to test your answer
Reveal Answer ⌄
Subject:
Science & Technology
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Q: How many internal reflections of light take place in the formation of primary rainbow?... | CDS I 2021 PYQ | UPSCGPT