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10/09/2021 11:22 am
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A drop of oil is placed on the surface of water. Which of the following statement is correct?
(a) It will remain on it as a sphere
(b) It will spread as a thin layer
(c) It will be partly as spherical droplets and partly as thin film
(d) It will float as a distorted drop on the water surface
1 Answer
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10/09/2021 11:26 am
Correct answer: (b) It will spread as a thin layer
Explanation:
If a liquid of oil is placed on a water surface then it will spread as a thin layer as it reduces the surface tension of water surface.