Question

whay is capillary depression
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Answer 1

capillary depression ::

Explanation:

the depression of the menisicous of the liquid contained in the tube , where in the liquid , doesnt wet the walls of container as in mercury barometer , the meniscious has a shape like convex , which results in Depression...

Answer 2

Capillary depression occurs when the cohesive force is greater than the adhesive force.