NCERT EXEMPLAR|Exercise THINK AND DISCUSS|24 Videos
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Two narrow slits are illuminated by a single monochromatic source. Name the pattern obtained on the screen. One of the slits is now completely covered. What is the name of the pattern obtained now on the screen ? Draw intensity pattern obtanied in the two cases. Also, write two difference between the pattern obtained in the above two cases.
Describe the world pattern of sex ratio.
Explain the different cropping patterns.
The different patterns on the skin of animals are
NCERT EXEMPLAR-ALGEBRAIC EXPRESSIONS-Think and Discuss
