Capillarity ,Cohesion ,Adhesion
1. Identify the phenomena in relation to this picture?
1.
2.Draw the picture of liquid surface,if Mercury is used instead of water.
3. What is the relation between capillary rise and the radius of capillary tube?
4.Write an example for a liquid which shows capillary depression? 5. Define cohesive and adhesi
Force.
6.Fill in the blanks
a. If cohesive force is greater than adhesive Force. There will be be........
(Capillary rise. capillary depression
b. The diameter of capillary tube increases. The capillary rise......... (Increases . decreases
c.Two water drops Combines to form a new drop.This is due to......
(Adhesive force, cohesive for
7) a. Why is the land ploughed before the begining of Summer?
b.Write the scientific principle behind it?
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Answer:
Sorry I can't answer this because it is so long
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