Join ExamsbookAnswer : 4. "diffusion"
When a bottle of perfume is opened in one corner of a room the smell spreads soon throughout the room. This is an example of5
Q: When a bottle of perfume is opened in one corner of a room the smell spreads soon throughout the room. This is an example of
- 1surface tensionfalse
- 2capillarityfalse
- 3viscosityfalse
- 4diffusiontrue
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Answer : 4. "diffusion"
Explanation :
Answer: D) diffusion Explanation: Diffusion is the spreading - mixing of gases through molecular motion.
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Since Nithya and Suganya exchange places, so Rita’s new position is the same as Monika’s earlier position. This position is 17th from the right and 10th from the left. Therefore Number of girls in the row = (16 + 1 + 9) = 26.